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package org.hl7.fhir.r4.model;

/*
  Copyright (c) 2011+, HL7, Inc.
  All rights reserved.
  
  Redistribution and use in source and binary forms, with or without modification, 
  are permitted provided that the following conditions are met:
  
   * Redistributions of source code must retain the above copyright notice, this 
     list of conditions and the following disclaimer.
   * Redistributions in binary form must reproduce the above copyright notice, 
     this list of conditions and the following disclaimer in the documentation 
     and/or other materials provided with the distribution.
   * Neither the name of HL7 nor the names of its contributors may be used to 
     endorse or promote products derived from this software without specific 
     prior written permission.
  
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 
  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 
  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 
  IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 
  INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 
  NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 
  PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 
  WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
  POSSIBILITY OF SUCH DAMAGE.
  
*/

// Generated on Tue, May 12, 2020 07:26+1000 for FHIR v4.0.1
import java.util.ArrayList;
import java.util.Date;
import java.util.List;

import org.hl7.fhir.exceptions.FHIRException;
import org.hl7.fhir.instance.model.api.IBaseBackboneElement;
import org.hl7.fhir.r4.model.Enumerations.PublicationStatus;
import org.hl7.fhir.r4.model.Enumerations.PublicationStatusEnumFactory;
import org.hl7.fhir.utilities.Utilities;

import ca.uhn.fhir.model.api.annotation.Block;
import ca.uhn.fhir.model.api.annotation.Child;
import ca.uhn.fhir.model.api.annotation.ChildOrder;
import ca.uhn.fhir.model.api.annotation.Description;
import ca.uhn.fhir.model.api.annotation.ResourceDef;
import ca.uhn.fhir.model.api.annotation.SearchParamDefinition;

/**
 * A ValueSet resource instance specifies a set of codes drawn from one or more
 * code systems, intended for use in a particular context. Value sets link
 * between [[[CodeSystem]]] definitions and their use in [coded
 * elements](terminologies.html).
 */
@ResourceDef(name = "ValueSet", profile = "http://hl7.org/fhir/StructureDefinition/ValueSet")
@ChildOrder(names = { "url", "identifier", "version", "name", "title", "status", "experimental", "date", "publisher",
    "contact", "description", "useContext", "jurisdiction", "immutable", "purpose", "copyright", "compose",
    "expansion" })
public class ValueSet extends MetadataResource {

  public enum FilterOperator {
    /**
     * The specified property of the code equals the provided value.
     */
    EQUAL,
    /**
     * Includes all concept ids that have a transitive is-a relationship with the
     * concept Id provided as the value, including the provided concept itself
     * (include descendant codes and self).
     */
    ISA,
    /**
     * Includes all concept ids that have a transitive is-a relationship with the
     * concept Id provided as the value, excluding the provided concept itself i.e.
     * include descendant codes only).
     */
    DESCENDENTOF,
    /**
     * The specified property of the code does not have an is-a relationship with
     * the provided value.
     */
    ISNOTA,
    /**
     * The specified property of the code matches the regex specified in the
     * provided value.
     */
    REGEX,
    /**
     * The specified property of the code is in the set of codes or concepts
     * specified in the provided value (comma separated list).
     */
    IN,
    /**
     * The specified property of the code is not in the set of codes or concepts
     * specified in the provided value (comma separated list).
     */
    NOTIN,
    /**
     * Includes all concept ids that have a transitive is-a relationship from the
     * concept Id provided as the value, including the provided concept itself (i.e.
     * include ancestor codes and self).
     */
    GENERALIZES,
    /**
     * The specified property of the code has at least one value (if the specified
     * value is true; if the specified value is false, then matches when the
     * specified property of the code has no values).
     */
    EXISTS,
    /**
     * added to help the parsers with the generic types
     */
    NULL;

    public static FilterOperator fromCode(String codeString) throws FHIRException {
      if (codeString == null || "".equals(codeString))
        return null;
      if ("=".equals(codeString))
        return EQUAL;
      if ("is-a".equals(codeString))
        return ISA;
      if ("descendent-of".equals(codeString))
        return DESCENDENTOF;
      if ("is-not-a".equals(codeString))
        return ISNOTA;
      if ("regex".equals(codeString))
        return REGEX;
      if ("in".equals(codeString))
        return IN;
      if ("not-in".equals(codeString))
        return NOTIN;
      if ("generalizes".equals(codeString))
        return GENERALIZES;
      if ("exists".equals(codeString))
        return EXISTS;
      if (Configuration.isAcceptInvalidEnums())
        return null;
      else
        throw new FHIRException("Unknown FilterOperator code '" + codeString + "'");
    }

    public String toCode() {
      switch (this) {
      case EQUAL:
        return "=";
      case ISA:
        return "is-a";
      case DESCENDENTOF:
        return "descendent-of";
      case ISNOTA:
        return "is-not-a";
      case REGEX:
        return "regex";
      case IN:
        return "in";
      case NOTIN:
        return "not-in";
      case GENERALIZES:
        return "generalizes";
      case EXISTS:
        return "exists";
      case NULL:
        return null;
      default:
        return "?";
      }
    }

    public String getSystem() {
      switch (this) {
      case EQUAL:
        return "http://hl7.org/fhir/filter-operator";
      case ISA:
        return "http://hl7.org/fhir/filter-operator";
      case DESCENDENTOF:
        return "http://hl7.org/fhir/filter-operator";
      case ISNOTA:
        return "http://hl7.org/fhir/filter-operator";
      case REGEX:
        return "http://hl7.org/fhir/filter-operator";
      case IN:
        return "http://hl7.org/fhir/filter-operator";
      case NOTIN:
        return "http://hl7.org/fhir/filter-operator";
      case GENERALIZES:
        return "http://hl7.org/fhir/filter-operator";
      case EXISTS:
        return "http://hl7.org/fhir/filter-operator";
      case NULL:
        return null;
      default:
        return "?";
      }
    }

    public String getDefinition() {
      switch (this) {
      case EQUAL:
        return "The specified property of the code equals the provided value.";
      case ISA:
        return "Includes all concept ids that have a transitive is-a relationship with the concept Id provided as the value, including the provided concept itself (include descendant codes and self).";
      case DESCENDENTOF:
        return "Includes all concept ids that have a transitive is-a relationship with the concept Id provided as the value, excluding the provided concept itself i.e. include descendant codes only).";
      case ISNOTA:
        return "The specified property of the code does not have an is-a relationship with the provided value.";
      case REGEX:
        return "The specified property of the code  matches the regex specified in the provided value.";
      case IN:
        return "The specified property of the code is in the set of codes or concepts specified in the provided value (comma separated list).";
      case NOTIN:
        return "The specified property of the code is not in the set of codes or concepts specified in the provided value (comma separated list).";
      case GENERALIZES:
        return "Includes all concept ids that have a transitive is-a relationship from the concept Id provided as the value, including the provided concept itself (i.e. include ancestor codes and self).";
      case EXISTS:
        return "The specified property of the code has at least one value (if the specified value is true; if the specified value is false, then matches when the specified property of the code has no values).";
      case NULL:
        return null;
      default:
        return "?";
      }
    }

    public String getDisplay() {
      switch (this) {
      case EQUAL:
        return "Equals";
      case ISA:
        return "Is A (by subsumption)";
      case DESCENDENTOF:
        return "Descendent Of (by subsumption)";
      case ISNOTA:
        return "Not (Is A) (by subsumption)";
      case REGEX:
        return "Regular Expression";
      case IN:
        return "In Set";
      case NOTIN:
        return "Not in Set";
      case GENERALIZES:
        return "Generalizes (by Subsumption)";
      case EXISTS:
        return "Exists";
      case NULL:
        return null;
      default:
        return "?";
      }
    }
  }

  public static class FilterOperatorEnumFactory implements EnumFactory {
    public FilterOperator fromCode(String codeString) throws IllegalArgumentException {
      if (codeString == null || "".equals(codeString))
        if (codeString == null || "".equals(codeString))
          return null;
      if ("=".equals(codeString))
        return FilterOperator.EQUAL;
      if ("is-a".equals(codeString))
        return FilterOperator.ISA;
      if ("descendent-of".equals(codeString))
        return FilterOperator.DESCENDENTOF;
      if ("is-not-a".equals(codeString))
        return FilterOperator.ISNOTA;
      if ("regex".equals(codeString))
        return FilterOperator.REGEX;
      if ("in".equals(codeString))
        return FilterOperator.IN;
      if ("not-in".equals(codeString))
        return FilterOperator.NOTIN;
      if ("generalizes".equals(codeString))
        return FilterOperator.GENERALIZES;
      if ("exists".equals(codeString))
        return FilterOperator.EXISTS;
      throw new IllegalArgumentException("Unknown FilterOperator code '" + codeString + "'");
    }

    public Enumeration fromType(PrimitiveType code) throws FHIRException {
      if (code == null)
        return null;
      if (code.isEmpty())
        return new Enumeration(this, FilterOperator.NULL, code);
      String codeString = code.asStringValue();
      if (codeString == null || "".equals(codeString))
        return new Enumeration(this, FilterOperator.NULL, code);
      if ("=".equals(codeString))
        return new Enumeration(this, FilterOperator.EQUAL, code);
      if ("is-a".equals(codeString))
        return new Enumeration(this, FilterOperator.ISA, code);
      if ("descendent-of".equals(codeString))
        return new Enumeration(this, FilterOperator.DESCENDENTOF, code);
      if ("is-not-a".equals(codeString))
        return new Enumeration(this, FilterOperator.ISNOTA, code);
      if ("regex".equals(codeString))
        return new Enumeration(this, FilterOperator.REGEX, code);
      if ("in".equals(codeString))
        return new Enumeration(this, FilterOperator.IN, code);
      if ("not-in".equals(codeString))
        return new Enumeration(this, FilterOperator.NOTIN, code);
      if ("generalizes".equals(codeString))
        return new Enumeration(this, FilterOperator.GENERALIZES, code);
      if ("exists".equals(codeString))
        return new Enumeration(this, FilterOperator.EXISTS, code);
      throw new FHIRException("Unknown FilterOperator code '" + codeString + "'");
    }

    public String toCode(FilterOperator code) {
      if (code == FilterOperator.EQUAL)
        return "=";
      if (code == FilterOperator.ISA)
        return "is-a";
      if (code == FilterOperator.DESCENDENTOF)
        return "descendent-of";
      if (code == FilterOperator.ISNOTA)
        return "is-not-a";
      if (code == FilterOperator.REGEX)
        return "regex";
      if (code == FilterOperator.IN)
        return "in";
      if (code == FilterOperator.NOTIN)
        return "not-in";
      if (code == FilterOperator.GENERALIZES)
        return "generalizes";
      if (code == FilterOperator.EXISTS)
        return "exists";
      return "?";
    }

    public String toSystem(FilterOperator code) {
      return code.getSystem();
    }
  }

  @Block()
  public static class ValueSetComposeComponent extends BackboneElement implements IBaseBackboneElement {
    /**
     * The Locked Date is the effective date that is used to determine the version
     * of all referenced Code Systems and Value Set Definitions included in the
     * compose that are not already tied to a specific version.
     */
    @Child(name = "lockedDate", type = {
        DateType.class }, order = 1, min = 0, max = 1, modifier = false, summary = true)
    @Description(shortDefinition = "Fixed date for references with no specified version (transitive)", formalDefinition = "The Locked Date is  the effective date that is used to determine the version of all referenced Code Systems and Value Set Definitions included in the compose that are not already tied to a specific version.")
    protected DateType lockedDate;

    /**
     * Whether inactive codes - codes that are not approved for current use - are in
     * the value set. If inactive = true, inactive codes are to be included in the
     * expansion, if inactive = false, the inactive codes will not be included in
     * the expansion. If absent, the behavior is determined by the implementation,
     * or by the applicable $expand parameters (but generally, inactive codes would
     * be expected to be included).
     */
    @Child(name = "inactive", type = {
        BooleanType.class }, order = 2, min = 0, max = 1, modifier = false, summary = true)
    @Description(shortDefinition = "Whether inactive codes are in the value set", formalDefinition = "Whether inactive codes - codes that are not approved for current use - are in the value set. If inactive = true, inactive codes are to be included in the expansion, if inactive = false, the inactive codes will not be included in the expansion. If absent, the behavior is determined by the implementation, or by the applicable $expand parameters (but generally, inactive codes would be expected to be included).")
    protected BooleanType inactive;

    /**
     * Include one or more codes from a code system or other value set(s).
     */
    @Child(name = "include", type = {}, order = 3, min = 1, max = Child.MAX_UNLIMITED, modifier = false, summary = true)
    @Description(shortDefinition = "Include one or more codes from a code system or other value set(s)", formalDefinition = "Include one or more codes from a code system or other value set(s).")
    protected List include;

    /**
     * Exclude one or more codes from the value set based on code system filters
     * and/or other value sets.
     */
    @Child(name = "exclude", type = {
        ConceptSetComponent.class }, order = 4, min = 0, max = Child.MAX_UNLIMITED, modifier = false, summary = false)
    @Description(shortDefinition = "Explicitly exclude codes from a code system or other value sets", formalDefinition = "Exclude one or more codes from the value set based on code system filters and/or other value sets.")
    protected List exclude;

    private static final long serialVersionUID = -765941757L;

    /**
     * Constructor
     */
    public ValueSetComposeComponent() {
      super();
    }

    /**
     * @return {@link #lockedDate} (The Locked Date is the effective date that is
     *         used to determine the version of all referenced Code Systems and
     *         Value Set Definitions included in the compose that are not already
     *         tied to a specific version.). This is the underlying object with id,
     *         value and extensions. The accessor "getLockedDate" gives direct
     *         access to the value
     */
    public DateType getLockedDateElement() {
      if (this.lockedDate == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create ValueSetComposeComponent.lockedDate");
        else if (Configuration.doAutoCreate())
          this.lockedDate = new DateType(); // bb
      return this.lockedDate;
    }

    public boolean hasLockedDateElement() {
      return this.lockedDate != null && !this.lockedDate.isEmpty();
    }

    public boolean hasLockedDate() {
      return this.lockedDate != null && !this.lockedDate.isEmpty();
    }

    /**
     * @param value {@link #lockedDate} (The Locked Date is the effective date that
     *              is used to determine the version of all referenced Code Systems
     *              and Value Set Definitions included in the compose that are not
     *              already tied to a specific version.). This is the underlying
     *              object with id, value and extensions. The accessor
     *              "getLockedDate" gives direct access to the value
     */
    public ValueSetComposeComponent setLockedDateElement(DateType value) {
      this.lockedDate = value;
      return this;
    }

    /**
     * @return The Locked Date is the effective date that is used to determine the
     *         version of all referenced Code Systems and Value Set Definitions
     *         included in the compose that are not already tied to a specific
     *         version.
     */
    public Date getLockedDate() {
      return this.lockedDate == null ? null : this.lockedDate.getValue();
    }

    /**
     * @param value The Locked Date is the effective date that is used to determine
     *              the version of all referenced Code Systems and Value Set
     *              Definitions included in the compose that are not already tied to
     *              a specific version.
     */
    public ValueSetComposeComponent setLockedDate(Date value) {
      if (value == null)
        this.lockedDate = null;
      else {
        if (this.lockedDate == null)
          this.lockedDate = new DateType();
        this.lockedDate.setValue(value);
      }
      return this;
    }

    /**
     * @return {@link #inactive} (Whether inactive codes - codes that are not
     *         approved for current use - are in the value set. If inactive = true,
     *         inactive codes are to be included in the expansion, if inactive =
     *         false, the inactive codes will not be included in the expansion. If
     *         absent, the behavior is determined by the implementation, or by the
     *         applicable $expand parameters (but generally, inactive codes would be
     *         expected to be included).). This is the underlying object with id,
     *         value and extensions. The accessor "getInactive" gives direct access
     *         to the value
     */
    public BooleanType getInactiveElement() {
      if (this.inactive == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create ValueSetComposeComponent.inactive");
        else if (Configuration.doAutoCreate())
          this.inactive = new BooleanType(); // bb
      return this.inactive;
    }

    public boolean hasInactiveElement() {
      return this.inactive != null && !this.inactive.isEmpty();
    }

    public boolean hasInactive() {
      return this.inactive != null && !this.inactive.isEmpty();
    }

    /**
     * @param value {@link #inactive} (Whether inactive codes - codes that are not
     *              approved for current use - are in the value set. If inactive =
     *              true, inactive codes are to be included in the expansion, if
     *              inactive = false, the inactive codes will not be included in the
     *              expansion. If absent, the behavior is determined by the
     *              implementation, or by the applicable $expand parameters (but
     *              generally, inactive codes would be expected to be included).).
     *              This is the underlying object with id, value and extensions. The
     *              accessor "getInactive" gives direct access to the value
     */
    public ValueSetComposeComponent setInactiveElement(BooleanType value) {
      this.inactive = value;
      return this;
    }

    /**
     * @return Whether inactive codes - codes that are not approved for current use
     *         - are in the value set. If inactive = true, inactive codes are to be
     *         included in the expansion, if inactive = false, the inactive codes
     *         will not be included in the expansion. If absent, the behavior is
     *         determined by the implementation, or by the applicable $expand
     *         parameters (but generally, inactive codes would be expected to be
     *         included).
     */
    public boolean getInactive() {
      return this.inactive == null || this.inactive.isEmpty() ? false : this.inactive.getValue();
    }

    /**
     * @param value Whether inactive codes - codes that are not approved for current
     *              use - are in the value set. If inactive = true, inactive codes
     *              are to be included in the expansion, if inactive = false, the
     *              inactive codes will not be included in the expansion. If absent,
     *              the behavior is determined by the implementation, or by the
     *              applicable $expand parameters (but generally, inactive codes
     *              would be expected to be included).
     */
    public ValueSetComposeComponent setInactive(boolean value) {
      if (this.inactive == null)
        this.inactive = new BooleanType();
      this.inactive.setValue(value);
      return this;
    }

    /**
     * @return {@link #include} (Include one or more codes from a code system or
     *         other value set(s).)
     */
    public List getInclude() {
      if (this.include == null)
        this.include = new ArrayList();
      return this.include;
    }

    /**
     * @return Returns a reference to this for easy method chaining
     */
    public ValueSetComposeComponent setInclude(List theInclude) {
      this.include = theInclude;
      return this;
    }

    public boolean hasInclude() {
      if (this.include == null)
        return false;
      for (ConceptSetComponent item : this.include)
        if (!item.isEmpty())
          return true;
      return false;
    }

    public ConceptSetComponent addInclude() { // 3
      ConceptSetComponent t = new ConceptSetComponent();
      if (this.include == null)
        this.include = new ArrayList();
      this.include.add(t);
      return t;
    }

    public ValueSetComposeComponent addInclude(ConceptSetComponent t) { // 3
      if (t == null)
        return this;
      if (this.include == null)
        this.include = new ArrayList();
      this.include.add(t);
      return this;
    }

    /**
     * @return The first repetition of repeating field {@link #include}, creating it
     *         if it does not already exist
     */
    public ConceptSetComponent getIncludeFirstRep() {
      if (getInclude().isEmpty()) {
        addInclude();
      }
      return getInclude().get(0);
    }

    /**
     * @return {@link #exclude} (Exclude one or more codes from the value set based
     *         on code system filters and/or other value sets.)
     */
    public List getExclude() {
      if (this.exclude == null)
        this.exclude = new ArrayList();
      return this.exclude;
    }

    /**
     * @return Returns a reference to this for easy method chaining
     */
    public ValueSetComposeComponent setExclude(List theExclude) {
      this.exclude = theExclude;
      return this;
    }

    public boolean hasExclude() {
      if (this.exclude == null)
        return false;
      for (ConceptSetComponent item : this.exclude)
        if (!item.isEmpty())
          return true;
      return false;
    }

    public ConceptSetComponent addExclude() { // 3
      ConceptSetComponent t = new ConceptSetComponent();
      if (this.exclude == null)
        this.exclude = new ArrayList();
      this.exclude.add(t);
      return t;
    }

    public ValueSetComposeComponent addExclude(ConceptSetComponent t) { // 3
      if (t == null)
        return this;
      if (this.exclude == null)
        this.exclude = new ArrayList();
      this.exclude.add(t);
      return this;
    }

    /**
     * @return The first repetition of repeating field {@link #exclude}, creating it
     *         if it does not already exist
     */
    public ConceptSetComponent getExcludeFirstRep() {
      if (getExclude().isEmpty()) {
        addExclude();
      }
      return getExclude().get(0);
    }

    protected void listChildren(List children) {
      super.listChildren(children);
      children.add(new Property("lockedDate", "date",
          "The Locked Date is  the effective date that is used to determine the version of all referenced Code Systems and Value Set Definitions included in the compose that are not already tied to a specific version.",
          0, 1, lockedDate));
      children.add(new Property("inactive", "boolean",
          "Whether inactive codes - codes that are not approved for current use - are in the value set. If inactive = true, inactive codes are to be included in the expansion, if inactive = false, the inactive codes will not be included in the expansion. If absent, the behavior is determined by the implementation, or by the applicable $expand parameters (but generally, inactive codes would be expected to be included).",
          0, 1, inactive));
      children.add(new Property("include", "", "Include one or more codes from a code system or other value set(s).", 0,
          java.lang.Integer.MAX_VALUE, include));
      children.add(new Property("exclude", "@ValueSet.compose.include",
          "Exclude one or more codes from the value set based on code system filters and/or other value sets.", 0,
          java.lang.Integer.MAX_VALUE, exclude));
    }

    @Override
    public Property getNamedProperty(int _hash, String _name, boolean _checkValid) throws FHIRException {
      switch (_hash) {
      case 1391591896:
        /* lockedDate */ return new Property("lockedDate", "date",
            "The Locked Date is  the effective date that is used to determine the version of all referenced Code Systems and Value Set Definitions included in the compose that are not already tied to a specific version.",
            0, 1, lockedDate);
      case 24665195:
        /* inactive */ return new Property("inactive", "boolean",
            "Whether inactive codes - codes that are not approved for current use - are in the value set. If inactive = true, inactive codes are to be included in the expansion, if inactive = false, the inactive codes will not be included in the expansion. If absent, the behavior is determined by the implementation, or by the applicable $expand parameters (but generally, inactive codes would be expected to be included).",
            0, 1, inactive);
      case 1942574248:
        /* include */ return new Property("include", "",
            "Include one or more codes from a code system or other value set(s).", 0, java.lang.Integer.MAX_VALUE,
            include);
      case -1321148966:
        /* exclude */ return new Property("exclude", "@ValueSet.compose.include",
            "Exclude one or more codes from the value set based on code system filters and/or other value sets.", 0,
            java.lang.Integer.MAX_VALUE, exclude);
      default:
        return super.getNamedProperty(_hash, _name, _checkValid);
      }

    }

    @Override
    public Base[] getProperty(int hash, String name, boolean checkValid) throws FHIRException {
      switch (hash) {
      case 1391591896:
        /* lockedDate */ return this.lockedDate == null ? new Base[0] : new Base[] { this.lockedDate }; // DateType
      case 24665195:
        /* inactive */ return this.inactive == null ? new Base[0] : new Base[] { this.inactive }; // BooleanType
      case 1942574248:
        /* include */ return this.include == null ? new Base[0] : this.include.toArray(new Base[this.include.size()]); // ConceptSetComponent
      case -1321148966:
        /* exclude */ return this.exclude == null ? new Base[0] : this.exclude.toArray(new Base[this.exclude.size()]); // ConceptSetComponent
      default:
        return super.getProperty(hash, name, checkValid);
      }

    }

    @Override
    public Base setProperty(int hash, String name, Base value) throws FHIRException {
      switch (hash) {
      case 1391591896: // lockedDate
        this.lockedDate = castToDate(value); // DateType
        return value;
      case 24665195: // inactive
        this.inactive = castToBoolean(value); // BooleanType
        return value;
      case 1942574248: // include
        this.getInclude().add((ConceptSetComponent) value); // ConceptSetComponent
        return value;
      case -1321148966: // exclude
        this.getExclude().add((ConceptSetComponent) value); // ConceptSetComponent
        return value;
      default:
        return super.setProperty(hash, name, value);
      }

    }

    @Override
    public Base setProperty(String name, Base value) throws FHIRException {
      if (name.equals("lockedDate")) {
        this.lockedDate = castToDate(value); // DateType
      } else if (name.equals("inactive")) {
        this.inactive = castToBoolean(value); // BooleanType
      } else if (name.equals("include")) {
        this.getInclude().add((ConceptSetComponent) value);
      } else if (name.equals("exclude")) {
        this.getExclude().add((ConceptSetComponent) value);
      } else
        return super.setProperty(name, value);
      return value;
    }

  @Override
  public void removeChild(String name, Base value) throws FHIRException {
      if (name.equals("lockedDate")) {
        this.lockedDate = null;
      } else if (name.equals("inactive")) {
        this.inactive = null;
      } else if (name.equals("include")) {
        this.getInclude().remove((ConceptSetComponent) value);
      } else if (name.equals("exclude")) {
        this.getExclude().remove((ConceptSetComponent) value);
      } else
        super.removeChild(name, value);
      
    }

    @Override
    public Base makeProperty(int hash, String name) throws FHIRException {
      switch (hash) {
      case 1391591896:
        return getLockedDateElement();
      case 24665195:
        return getInactiveElement();
      case 1942574248:
        return addInclude();
      case -1321148966:
        return addExclude();
      default:
        return super.makeProperty(hash, name);
      }

    }

    @Override
    public String[] getTypesForProperty(int hash, String name) throws FHIRException {
      switch (hash) {
      case 1391591896:
        /* lockedDate */ return new String[] { "date" };
      case 24665195:
        /* inactive */ return new String[] { "boolean" };
      case 1942574248:
        /* include */ return new String[] {};
      case -1321148966:
        /* exclude */ return new String[] { "@ValueSet.compose.include" };
      default:
        return super.getTypesForProperty(hash, name);
      }

    }

    @Override
    public Base addChild(String name) throws FHIRException {
      if (name.equals("lockedDate")) {
        throw new FHIRException("Cannot call addChild on a singleton property ValueSet.lockedDate");
      } else if (name.equals("inactive")) {
        throw new FHIRException("Cannot call addChild on a singleton property ValueSet.inactive");
      } else if (name.equals("include")) {
        return addInclude();
      } else if (name.equals("exclude")) {
        return addExclude();
      } else
        return super.addChild(name);
    }

    public ValueSetComposeComponent copy() {
      ValueSetComposeComponent dst = new ValueSetComposeComponent();
      copyValues(dst);
      return dst;
    }

    public void copyValues(ValueSetComposeComponent dst) {
      super.copyValues(dst);
      dst.lockedDate = lockedDate == null ? null : lockedDate.copy();
      dst.inactive = inactive == null ? null : inactive.copy();
      if (include != null) {
        dst.include = new ArrayList();
        for (ConceptSetComponent i : include)
          dst.include.add(i.copy());
      }
      ;
      if (exclude != null) {
        dst.exclude = new ArrayList();
        for (ConceptSetComponent i : exclude)
          dst.exclude.add(i.copy());
      }
      ;
    }

    @Override
    public boolean equalsDeep(Base other_) {
      if (!super.equalsDeep(other_))
        return false;
      if (!(other_ instanceof ValueSetComposeComponent))
        return false;
      ValueSetComposeComponent o = (ValueSetComposeComponent) other_;
      return compareDeep(lockedDate, o.lockedDate, true) && compareDeep(inactive, o.inactive, true)
          && compareDeep(include, o.include, true) && compareDeep(exclude, o.exclude, true);
    }

    @Override
    public boolean equalsShallow(Base other_) {
      if (!super.equalsShallow(other_))
        return false;
      if (!(other_ instanceof ValueSetComposeComponent))
        return false;
      ValueSetComposeComponent o = (ValueSetComposeComponent) other_;
      return compareValues(lockedDate, o.lockedDate, true) && compareValues(inactive, o.inactive, true);
    }

    public boolean isEmpty() {
      return super.isEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(lockedDate, inactive, include, exclude);
    }

    public String fhirType() {
      return "ValueSet.compose";

    }

  }

  @Block()
  public static class ConceptSetComponent extends BackboneElement implements IBaseBackboneElement {
    /**
     * An absolute URI which is the code system from which the selected codes come
     * from.
     */
    @Child(name = "system", type = { UriType.class }, order = 1, min = 0, max = 1, modifier = false, summary = true)
    @Description(shortDefinition = "The system the codes come from", formalDefinition = "An absolute URI which is the code system from which the selected codes come from.")
    protected UriType system;

    /**
     * The version of the code system that the codes are selected from, or the
     * special version '*' for all versions.
     */
    @Child(name = "version", type = { StringType.class }, order = 2, min = 0, max = 1, modifier = false, summary = true)
    @Description(shortDefinition = "Specific version of the code system referred to", formalDefinition = "The version of the code system that the codes are selected from, or the special version '*' for all versions.")
    protected StringType version;

    /**
     * Specifies a concept to be included or excluded.
     */
    @Child(name = "concept", type = {}, order = 3, min = 0, max = Child.MAX_UNLIMITED, modifier = false, summary = false)
    @Description(shortDefinition = "A concept defined in the system", formalDefinition = "Specifies a concept to be included or excluded.")
    protected List concept;

    /**
     * Select concepts by specify a matching criterion based on the properties
     * (including relationships) defined by the system, or on filters defined by the
     * system. If multiple filters are specified, they SHALL all be true.
     */
    @Child(name = "filter", type = {}, order = 4, min = 0, max = Child.MAX_UNLIMITED, modifier = false, summary = true)
    @Description(shortDefinition = "Select codes/concepts by their properties (including relationships)", formalDefinition = "Select concepts by specify a matching criterion based on the properties (including relationships) defined by the system, or on filters defined by the system. If multiple filters are specified, they SHALL all be true.")
    protected List filter;

    /**
     * Selects the concepts found in this value set (based on its value set
     * definition). This is an absolute URI that is a reference to ValueSet.url. If
     * multiple value sets are specified this includes the union of the contents of
     * all of the referenced value sets.
     */
    @Child(name = "valueSet", type = {
        CanonicalType.class }, order = 5, min = 0, max = Child.MAX_UNLIMITED, modifier = false, summary = true)
    @Description(shortDefinition = "Select the contents included in this value set", formalDefinition = "Selects the concepts found in this value set (based on its value set definition). This is an absolute URI that is a reference to ValueSet.url.  If multiple value sets are specified this includes the union of the contents of all of the referenced value sets.")
    protected List valueSet;

    private static final long serialVersionUID = 969391146L;

    /**
     * Constructor
     */
    public ConceptSetComponent() {
      super();
    }

    /**
     * @return {@link #system} (An absolute URI which is the code system from which
     *         the selected codes come from.). This is the underlying object with
     *         id, value and extensions. The accessor "getSystem" gives direct
     *         access to the value
     */
    public UriType getSystemElement() {
      if (this.system == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create ConceptSetComponent.system");
        else if (Configuration.doAutoCreate())
          this.system = new UriType(); // bb
      return this.system;
    }

    public boolean hasSystemElement() {
      return this.system != null && !this.system.isEmpty();
    }

    public boolean hasSystem() {
      return this.system != null && !this.system.isEmpty();
    }

    /**
     * @param value {@link #system} (An absolute URI which is the code system from
     *              which the selected codes come from.). This is the underlying
     *              object with id, value and extensions. The accessor "getSystem"
     *              gives direct access to the value
     */
    public ConceptSetComponent setSystemElement(UriType value) {
      this.system = value;
      return this;
    }

    /**
     * @return An absolute URI which is the code system from which the selected
     *         codes come from.
     */
    public String getSystem() {
      return this.system == null ? null : this.system.getValue();
    }

    /**
     * @param value An absolute URI which is the code system from which the selected
     *              codes come from.
     */
    public ConceptSetComponent setSystem(String value) {
      if (Utilities.noString(value))
        this.system = null;
      else {
        if (this.system == null)
          this.system = new UriType();
        this.system.setValue(value);
      }
      return this;
    }

    /**
     * @return {@link #version} (The version of the code system that the codes are
     *         selected from, or the special version '*' for all versions.). This is
     *         the underlying object with id, value and extensions. The accessor
     *         "getVersion" gives direct access to the value
     */
    public StringType getVersionElement() {
      if (this.version == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create ConceptSetComponent.version");
        else if (Configuration.doAutoCreate())
          this.version = new StringType(); // bb
      return this.version;
    }

    public boolean hasVersionElement() {
      return this.version != null && !this.version.isEmpty();
    }

    public boolean hasVersion() {
      return this.version != null && !this.version.isEmpty();
    }

    /**
     * @param value {@link #version} (The version of the code system that the codes
     *              are selected from, or the special version '*' for all
     *              versions.). This is the underlying object with id, value and
     *              extensions. The accessor "getVersion" gives direct access to the
     *              value
     */
    public ConceptSetComponent setVersionElement(StringType value) {
      this.version = value;
      return this;
    }

    /**
     * @return The version of the code system that the codes are selected from, or
     *         the special version '*' for all versions.
     */
    public String getVersion() {
      return this.version == null ? null : this.version.getValue();
    }

    /**
     * @param value The version of the code system that the codes are selected from,
     *              or the special version '*' for all versions.
     */
    public ConceptSetComponent setVersion(String value) {
      if (Utilities.noString(value))
        this.version = null;
      else {
        if (this.version == null)
          this.version = new StringType();
        this.version.setValue(value);
      }
      return this;
    }

    /**
     * @return {@link #concept} (Specifies a concept to be included or excluded.)
     */
    public List getConcept() {
      if (this.concept == null)
        this.concept = new ArrayList();
      return this.concept;
    }

    /**
     * @return Returns a reference to this for easy method chaining
     */
    public ConceptSetComponent setConcept(List theConcept) {
      this.concept = theConcept;
      return this;
    }

    public boolean hasConcept() {
      if (this.concept == null)
        return false;
      for (ConceptReferenceComponent item : this.concept)
        if (!item.isEmpty())
          return true;
      return false;
    }

    public ConceptReferenceComponent addConcept() { // 3
      ConceptReferenceComponent t = new ConceptReferenceComponent();
      if (this.concept == null)
        this.concept = new ArrayList();
      this.concept.add(t);
      return t;
    }

    public ConceptSetComponent addConcept(ConceptReferenceComponent t) { // 3
      if (t == null)
        return this;
      if (this.concept == null)
        this.concept = new ArrayList();
      this.concept.add(t);
      return this;
    }

    /**
     * @return The first repetition of repeating field {@link #concept}, creating it
     *         if it does not already exist
     */
    public ConceptReferenceComponent getConceptFirstRep() {
      if (getConcept().isEmpty()) {
        addConcept();
      }
      return getConcept().get(0);
    }

    /**
     * @return {@link #filter} (Select concepts by specify a matching criterion
     *         based on the properties (including relationships) defined by the
     *         system, or on filters defined by the system. If multiple filters are
     *         specified, they SHALL all be true.)
     */
    public List getFilter() {
      if (this.filter == null)
        this.filter = new ArrayList();
      return this.filter;
    }

    /**
     * @return Returns a reference to this for easy method chaining
     */
    public ConceptSetComponent setFilter(List theFilter) {
      this.filter = theFilter;
      return this;
    }

    public boolean hasFilter() {
      if (this.filter == null)
        return false;
      for (ConceptSetFilterComponent item : this.filter)
        if (!item.isEmpty())
          return true;
      return false;
    }

    public ConceptSetFilterComponent addFilter() { // 3
      ConceptSetFilterComponent t = new ConceptSetFilterComponent();
      if (this.filter == null)
        this.filter = new ArrayList();
      this.filter.add(t);
      return t;
    }

    public ConceptSetComponent addFilter(ConceptSetFilterComponent t) { // 3
      if (t == null)
        return this;
      if (this.filter == null)
        this.filter = new ArrayList();
      this.filter.add(t);
      return this;
    }

    /**
     * @return The first repetition of repeating field {@link #filter}, creating it
     *         if it does not already exist
     */
    public ConceptSetFilterComponent getFilterFirstRep() {
      if (getFilter().isEmpty()) {
        addFilter();
      }
      return getFilter().get(0);
    }

    /**
     * @return {@link #valueSet} (Selects the concepts found in this value set
     *         (based on its value set definition). This is an absolute URI that is
     *         a reference to ValueSet.url. If multiple value sets are specified
     *         this includes the union of the contents of all of the referenced
     *         value sets.)
     */
    public List getValueSet() {
      if (this.valueSet == null)
        this.valueSet = new ArrayList();
      return this.valueSet;
    }

    /**
     * @return Returns a reference to this for easy method chaining
     */
    public ConceptSetComponent setValueSet(List theValueSet) {
      this.valueSet = theValueSet;
      return this;
    }

    public boolean hasValueSet() {
      if (this.valueSet == null)
        return false;
      for (CanonicalType item : this.valueSet)
        if (!item.isEmpty())
          return true;
      return false;
    }

    /**
     * @return {@link #valueSet} (Selects the concepts found in this value set
     *         (based on its value set definition). This is an absolute URI that is
     *         a reference to ValueSet.url. If multiple value sets are specified
     *         this includes the union of the contents of all of the referenced
     *         value sets.)
     */
    public CanonicalType addValueSetElement() {// 2
      CanonicalType t = new CanonicalType();
      if (this.valueSet == null)
        this.valueSet = new ArrayList();
      this.valueSet.add(t);
      return t;
    }

    /**
     * @param value {@link #valueSet} (Selects the concepts found in this value set
     *              (based on its value set definition). This is an absolute URI
     *              that is a reference to ValueSet.url. If multiple value sets are
     *              specified this includes the union of the contents of all of the
     *              referenced value sets.)
     */
    public ConceptSetComponent addValueSet(String value) { // 1
      CanonicalType t = new CanonicalType();
      t.setValue(value);
      if (this.valueSet == null)
        this.valueSet = new ArrayList();
      this.valueSet.add(t);
      return this;
    }

    /**
     * @param value {@link #valueSet} (Selects the concepts found in this value set
     *              (based on its value set definition). This is an absolute URI
     *              that is a reference to ValueSet.url. If multiple value sets are
     *              specified this includes the union of the contents of all of the
     *              referenced value sets.)
     */
    public boolean hasValueSet(String value) {
      if (this.valueSet == null)
        return false;
      for (CanonicalType v : this.valueSet)
        if (v.getValue().equals(value)) // canonical(ValueSet)
          return true;
      return false;
    }

    protected void listChildren(List children) {
      super.listChildren(children);
      children.add(new Property("system", "uri",
          "An absolute URI which is the code system from which the selected codes come from.", 0, 1, system));
      children.add(new Property("version", "string",
          "The version of the code system that the codes are selected from, or the special version '*' for all versions.",
          0, 1, version));
      children.add(new Property("concept", "", "Specifies a concept to be included or excluded.", 0,
          java.lang.Integer.MAX_VALUE, concept));
      children.add(new Property("filter", "",
          "Select concepts by specify a matching criterion based on the properties (including relationships) defined by the system, or on filters defined by the system. If multiple filters are specified, they SHALL all be true.",
          0, java.lang.Integer.MAX_VALUE, filter));
      children.add(new Property("valueSet", "canonical(ValueSet)",
          "Selects the concepts found in this value set (based on its value set definition). This is an absolute URI that is a reference to ValueSet.url.  If multiple value sets are specified this includes the union of the contents of all of the referenced value sets.",
          0, java.lang.Integer.MAX_VALUE, valueSet));
    }

    @Override
    public Property getNamedProperty(int _hash, String _name, boolean _checkValid) throws FHIRException {
      switch (_hash) {
      case -887328209:
        /* system */ return new Property("system", "uri",
            "An absolute URI which is the code system from which the selected codes come from.", 0, 1, system);
      case 351608024:
        /* version */ return new Property("version", "string",
            "The version of the code system that the codes are selected from, or the special version '*' for all versions.",
            0, 1, version);
      case 951024232:
        /* concept */ return new Property("concept", "", "Specifies a concept to be included or excluded.", 0,
            java.lang.Integer.MAX_VALUE, concept);
      case -1274492040:
        /* filter */ return new Property("filter", "",
            "Select concepts by specify a matching criterion based on the properties (including relationships) defined by the system, or on filters defined by the system. If multiple filters are specified, they SHALL all be true.",
            0, java.lang.Integer.MAX_VALUE, filter);
      case -1410174671:
        /* valueSet */ return new Property("valueSet", "canonical(ValueSet)",
            "Selects the concepts found in this value set (based on its value set definition). This is an absolute URI that is a reference to ValueSet.url.  If multiple value sets are specified this includes the union of the contents of all of the referenced value sets.",
            0, java.lang.Integer.MAX_VALUE, valueSet);
      default:
        return super.getNamedProperty(_hash, _name, _checkValid);
      }

    }

    @Override
    public Base[] getProperty(int hash, String name, boolean checkValid) throws FHIRException {
      switch (hash) {
      case -887328209:
        /* system */ return this.system == null ? new Base[0] : new Base[] { this.system }; // UriType
      case 351608024:
        /* version */ return this.version == null ? new Base[0] : new Base[] { this.version }; // StringType
      case 951024232:
        /* concept */ return this.concept == null ? new Base[0] : this.concept.toArray(new Base[this.concept.size()]); // ConceptReferenceComponent
      case -1274492040:
        /* filter */ return this.filter == null ? new Base[0] : this.filter.toArray(new Base[this.filter.size()]); // ConceptSetFilterComponent
      case -1410174671:
        /* valueSet */ return this.valueSet == null ? new Base[0]
            : this.valueSet.toArray(new Base[this.valueSet.size()]); // CanonicalType
      default:
        return super.getProperty(hash, name, checkValid);
      }

    }

    @Override
    public Base setProperty(int hash, String name, Base value) throws FHIRException {
      switch (hash) {
      case -887328209: // system
        this.system = castToUri(value); // UriType
        return value;
      case 351608024: // version
        this.version = castToString(value); // StringType
        return value;
      case 951024232: // concept
        this.getConcept().add((ConceptReferenceComponent) value); // ConceptReferenceComponent
        return value;
      case -1274492040: // filter
        this.getFilter().add((ConceptSetFilterComponent) value); // ConceptSetFilterComponent
        return value;
      case -1410174671: // valueSet
        this.getValueSet().add(castToCanonical(value)); // CanonicalType
        return value;
      default:
        return super.setProperty(hash, name, value);
      }

    }

    @Override
    public Base setProperty(String name, Base value) throws FHIRException {
      if (name.equals("system")) {
        this.system = castToUri(value); // UriType
      } else if (name.equals("version")) {
        this.version = castToString(value); // StringType
      } else if (name.equals("concept")) {
        this.getConcept().add((ConceptReferenceComponent) value);
      } else if (name.equals("filter")) {
        this.getFilter().add((ConceptSetFilterComponent) value);
      } else if (name.equals("valueSet")) {
        this.getValueSet().add(castToCanonical(value));
      } else
        return super.setProperty(name, value);
      return value;
    }

  @Override
  public void removeChild(String name, Base value) throws FHIRException {
      if (name.equals("system")) {
        this.system = null;
      } else if (name.equals("version")) {
        this.version = null;
      } else if (name.equals("concept")) {
        this.getConcept().remove((ConceptReferenceComponent) value);
      } else if (name.equals("filter")) {
        this.getFilter().remove((ConceptSetFilterComponent) value);
      } else if (name.equals("valueSet")) {
        this.getValueSet().remove(castToCanonical(value));
      } else
        super.removeChild(name, value);
      
    }

    @Override
    public Base makeProperty(int hash, String name) throws FHIRException {
      switch (hash) {
      case -887328209:
        return getSystemElement();
      case 351608024:
        return getVersionElement();
      case 951024232:
        return addConcept();
      case -1274492040:
        return addFilter();
      case -1410174671:
        return addValueSetElement();
      default:
        return super.makeProperty(hash, name);
      }

    }

    @Override
    public String[] getTypesForProperty(int hash, String name) throws FHIRException {
      switch (hash) {
      case -887328209:
        /* system */ return new String[] { "uri" };
      case 351608024:
        /* version */ return new String[] { "string" };
      case 951024232:
        /* concept */ return new String[] {};
      case -1274492040:
        /* filter */ return new String[] {};
      case -1410174671:
        /* valueSet */ return new String[] { "canonical" };
      default:
        return super.getTypesForProperty(hash, name);
      }

    }

    @Override
    public Base addChild(String name) throws FHIRException {
      if (name.equals("system")) {
        throw new FHIRException("Cannot call addChild on a singleton property ValueSet.system");
      } else if (name.equals("version")) {
        throw new FHIRException("Cannot call addChild on a singleton property ValueSet.version");
      } else if (name.equals("concept")) {
        return addConcept();
      } else if (name.equals("filter")) {
        return addFilter();
      } else if (name.equals("valueSet")) {
        throw new FHIRException("Cannot call addChild on a singleton property ValueSet.valueSet");
      } else
        return super.addChild(name);
    }

    public ConceptSetComponent copy() {
      ConceptSetComponent dst = new ConceptSetComponent();
      copyValues(dst);
      return dst;
    }

    public void copyValues(ConceptSetComponent dst) {
      super.copyValues(dst);
      dst.system = system == null ? null : system.copy();
      dst.version = version == null ? null : version.copy();
      if (concept != null) {
        dst.concept = new ArrayList();
        for (ConceptReferenceComponent i : concept)
          dst.concept.add(i.copy());
      }
      ;
      if (filter != null) {
        dst.filter = new ArrayList();
        for (ConceptSetFilterComponent i : filter)
          dst.filter.add(i.copy());
      }
      ;
      if (valueSet != null) {
        dst.valueSet = new ArrayList();
        for (CanonicalType i : valueSet)
          dst.valueSet.add(i.copy());
      }
      ;
    }

    @Override
    public boolean equalsDeep(Base other_) {
      if (!super.equalsDeep(other_))
        return false;
      if (!(other_ instanceof ConceptSetComponent))
        return false;
      ConceptSetComponent o = (ConceptSetComponent) other_;
      return compareDeep(system, o.system, true) && compareDeep(version, o.version, true)
          && compareDeep(concept, o.concept, true) && compareDeep(filter, o.filter, true)
          && compareDeep(valueSet, o.valueSet, true);
    }

    @Override
    public boolean equalsShallow(Base other_) {
      if (!super.equalsShallow(other_))
        return false;
      if (!(other_ instanceof ConceptSetComponent))
        return false;
      ConceptSetComponent o = (ConceptSetComponent) other_;
      return compareValues(system, o.system, true) && compareValues(version, o.version, true);
    }

    public boolean isEmpty() {
      return super.isEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(system, version, concept, filter, valueSet);
    }

    public String fhirType() {
      return "ValueSet.compose.include";

    }

  }

  @Block()
  public static class ConceptReferenceComponent extends BackboneElement implements IBaseBackboneElement {
    /**
     * Specifies a code for the concept to be included or excluded.
     */
    @Child(name = "code", type = { CodeType.class }, order = 1, min = 1, max = 1, modifier = false, summary = false)
    @Description(shortDefinition = "Code or expression from system", formalDefinition = "Specifies a code for the concept to be included or excluded.")
    protected CodeType code;

    /**
     * The text to display to the user for this concept in the context of this
     * valueset. If no display is provided, then applications using the value set
     * use the display specified for the code by the system.
     */
    @Child(name = "display", type = {
        StringType.class }, order = 2, min = 0, max = 1, modifier = false, summary = false)
    @Description(shortDefinition = "Text to display for this code for this value set in this valueset", formalDefinition = "The text to display to the user for this concept in the context of this valueset. If no display is provided, then applications using the value set use the display specified for the code by the system.")
    protected StringType display;

    /**
     * Additional representations for this concept when used in this value set -
     * other languages, aliases, specialized purposes, used for particular purposes,
     * etc.
     */
    @Child(name = "designation", type = {}, order = 3, min = 0, max = Child.MAX_UNLIMITED, modifier = false, summary = false)
    @Description(shortDefinition = "Additional representations for this concept", formalDefinition = "Additional representations for this concept when used in this value set - other languages, aliases, specialized purposes, used for particular purposes, etc.")
    protected List designation;

    private static final long serialVersionUID = 260579971L;

    /**
     * Constructor
     */
    public ConceptReferenceComponent() {
      super();
    }

    /**
     * Constructor
     */
    public ConceptReferenceComponent(CodeType code) {
      super();
      this.code = code;
    }

    /**
     * @return {@link #code} (Specifies a code for the concept to be included or
     *         excluded.). This is the underlying object with id, value and
     *         extensions. The accessor "getCode" gives direct access to the value
     */
    public CodeType getCodeElement() {
      if (this.code == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create ConceptReferenceComponent.code");
        else if (Configuration.doAutoCreate())
          this.code = new CodeType(); // bb
      return this.code;
    }

    public boolean hasCodeElement() {
      return this.code != null && !this.code.isEmpty();
    }

    public boolean hasCode() {
      return this.code != null && !this.code.isEmpty();
    }

    /**
     * @param value {@link #code} (Specifies a code for the concept to be included
     *              or excluded.). This is the underlying object with id, value and
     *              extensions. The accessor "getCode" gives direct access to the
     *              value
     */
    public ConceptReferenceComponent setCodeElement(CodeType value) {
      this.code = value;
      return this;
    }

    /**
     * @return Specifies a code for the concept to be included or excluded.
     */
    public String getCode() {
      return this.code == null ? null : this.code.getValue();
    }

    /**
     * @param value Specifies a code for the concept to be included or excluded.
     */
    public ConceptReferenceComponent setCode(String value) {
      if (this.code == null)
        this.code = new CodeType();
      this.code.setValue(value);
      return this;
    }

    /**
     * @return {@link #display} (The text to display to the user for this concept in
     *         the context of this valueset. If no display is provided, then
     *         applications using the value set use the display specified for the
     *         code by the system.). This is the underlying object with id, value
     *         and extensions. The accessor "getDisplay" gives direct access to the
     *         value
     */
    public StringType getDisplayElement() {
      if (this.display == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create ConceptReferenceComponent.display");
        else if (Configuration.doAutoCreate())
          this.display = new StringType(); // bb
      return this.display;
    }

    public boolean hasDisplayElement() {
      return this.display != null && !this.display.isEmpty();
    }

    public boolean hasDisplay() {
      return this.display != null && !this.display.isEmpty();
    }

    /**
     * @param value {@link #display} (The text to display to the user for this
     *              concept in the context of this valueset. If no display is
     *              provided, then applications using the value set use the display
     *              specified for the code by the system.). This is the underlying
     *              object with id, value and extensions. The accessor "getDisplay"
     *              gives direct access to the value
     */
    public ConceptReferenceComponent setDisplayElement(StringType value) {
      this.display = value;
      return this;
    }

    /**
     * @return The text to display to the user for this concept in the context of
     *         this valueset. If no display is provided, then applications using the
     *         value set use the display specified for the code by the system.
     */
    public String getDisplay() {
      return this.display == null ? null : this.display.getValue();
    }

    /**
     * @param value The text to display to the user for this concept in the context
     *              of this valueset. If no display is provided, then applications
     *              using the value set use the display specified for the code by
     *              the system.
     */
    public ConceptReferenceComponent setDisplay(String value) {
      if (Utilities.noString(value))
        this.display = null;
      else {
        if (this.display == null)
          this.display = new StringType();
        this.display.setValue(value);
      }
      return this;
    }

    /**
     * @return {@link #designation} (Additional representations for this concept
     *         when used in this value set - other languages, aliases, specialized
     *         purposes, used for particular purposes, etc.)
     */
    public List getDesignation() {
      if (this.designation == null)
        this.designation = new ArrayList();
      return this.designation;
    }

    /**
     * @return Returns a reference to this for easy method chaining
     */
    public ConceptReferenceComponent setDesignation(List theDesignation) {
      this.designation = theDesignation;
      return this;
    }

    public boolean hasDesignation() {
      if (this.designation == null)
        return false;
      for (ConceptReferenceDesignationComponent item : this.designation)
        if (!item.isEmpty())
          return true;
      return false;
    }

    public ConceptReferenceDesignationComponent addDesignation() { // 3
      ConceptReferenceDesignationComponent t = new ConceptReferenceDesignationComponent();
      if (this.designation == null)
        this.designation = new ArrayList();
      this.designation.add(t);
      return t;
    }

    public ConceptReferenceComponent addDesignation(ConceptReferenceDesignationComponent t) { // 3
      if (t == null)
        return this;
      if (this.designation == null)
        this.designation = new ArrayList();
      this.designation.add(t);
      return this;
    }

    /**
     * @return The first repetition of repeating field {@link #designation},
     *         creating it if it does not already exist
     */
    public ConceptReferenceDesignationComponent getDesignationFirstRep() {
      if (getDesignation().isEmpty()) {
        addDesignation();
      }
      return getDesignation().get(0);
    }

    protected void listChildren(List children) {
      super.listChildren(children);
      children.add(
          new Property("code", "code", "Specifies a code for the concept to be included or excluded.", 0, 1, code));
      children.add(new Property("display", "string",
          "The text to display to the user for this concept in the context of this valueset. If no display is provided, then applications using the value set use the display specified for the code by the system.",
          0, 1, display));
      children.add(new Property("designation", "",
          "Additional representations for this concept when used in this value set - other languages, aliases, specialized purposes, used for particular purposes, etc.",
          0, java.lang.Integer.MAX_VALUE, designation));
    }

    @Override
    public Property getNamedProperty(int _hash, String _name, boolean _checkValid) throws FHIRException {
      switch (_hash) {
      case 3059181:
        /* code */ return new Property("code", "code", "Specifies a code for the concept to be included or excluded.",
            0, 1, code);
      case 1671764162:
        /* display */ return new Property("display", "string",
            "The text to display to the user for this concept in the context of this valueset. If no display is provided, then applications using the value set use the display specified for the code by the system.",
            0, 1, display);
      case -900931593:
        /* designation */ return new Property("designation", "",
            "Additional representations for this concept when used in this value set - other languages, aliases, specialized purposes, used for particular purposes, etc.",
            0, java.lang.Integer.MAX_VALUE, designation);
      default:
        return super.getNamedProperty(_hash, _name, _checkValid);
      }

    }

    @Override
    public Base[] getProperty(int hash, String name, boolean checkValid) throws FHIRException {
      switch (hash) {
      case 3059181:
        /* code */ return this.code == null ? new Base[0] : new Base[] { this.code }; // CodeType
      case 1671764162:
        /* display */ return this.display == null ? new Base[0] : new Base[] { this.display }; // StringType
      case -900931593:
        /* designation */ return this.designation == null ? new Base[0]
            : this.designation.toArray(new Base[this.designation.size()]); // ConceptReferenceDesignationComponent
      default:
        return super.getProperty(hash, name, checkValid);
      }

    }

    @Override
    public Base setProperty(int hash, String name, Base value) throws FHIRException {
      switch (hash) {
      case 3059181: // code
        this.code = castToCode(value); // CodeType
        return value;
      case 1671764162: // display
        this.display = castToString(value); // StringType
        return value;
      case -900931593: // designation
        this.getDesignation().add((ConceptReferenceDesignationComponent) value); // ConceptReferenceDesignationComponent
        return value;
      default:
        return super.setProperty(hash, name, value);
      }

    }

    @Override
    public Base setProperty(String name, Base value) throws FHIRException {
      if (name.equals("code")) {
        this.code = castToCode(value); // CodeType
      } else if (name.equals("display")) {
        this.display = castToString(value); // StringType
      } else if (name.equals("designation")) {
        this.getDesignation().add((ConceptReferenceDesignationComponent) value);
      } else
        return super.setProperty(name, value);
      return value;
    }

  @Override
  public void removeChild(String name, Base value) throws FHIRException {
      if (name.equals("code")) {
        this.code = null;
      } else if (name.equals("display")) {
        this.display = null;
      } else if (name.equals("designation")) {
        this.getDesignation().remove((ConceptReferenceDesignationComponent) value);
      } else
        super.removeChild(name, value);
      
    }

    @Override
    public Base makeProperty(int hash, String name) throws FHIRException {
      switch (hash) {
      case 3059181:
        return getCodeElement();
      case 1671764162:
        return getDisplayElement();
      case -900931593:
        return addDesignation();
      default:
        return super.makeProperty(hash, name);
      }

    }

    @Override
    public String[] getTypesForProperty(int hash, String name) throws FHIRException {
      switch (hash) {
      case 3059181:
        /* code */ return new String[] { "code" };
      case 1671764162:
        /* display */ return new String[] { "string" };
      case -900931593:
        /* designation */ return new String[] {};
      default:
        return super.getTypesForProperty(hash, name);
      }

    }

    @Override
    public Base addChild(String name) throws FHIRException {
      if (name.equals("code")) {
        throw new FHIRException("Cannot call addChild on a singleton property ValueSet.code");
      } else if (name.equals("display")) {
        throw new FHIRException("Cannot call addChild on a singleton property ValueSet.display");
      } else if (name.equals("designation")) {
        return addDesignation();
      } else
        return super.addChild(name);
    }

    public ConceptReferenceComponent copy() {
      ConceptReferenceComponent dst = new ConceptReferenceComponent();
      copyValues(dst);
      return dst;
    }

    public void copyValues(ConceptReferenceComponent dst) {
      super.copyValues(dst);
      dst.code = code == null ? null : code.copy();
      dst.display = display == null ? null : display.copy();
      if (designation != null) {
        dst.designation = new ArrayList();
        for (ConceptReferenceDesignationComponent i : designation)
          dst.designation.add(i.copy());
      }
      ;
    }

    @Override
    public boolean equalsDeep(Base other_) {
      if (!super.equalsDeep(other_))
        return false;
      if (!(other_ instanceof ConceptReferenceComponent))
        return false;
      ConceptReferenceComponent o = (ConceptReferenceComponent) other_;
      return compareDeep(code, o.code, true) && compareDeep(display, o.display, true)
          && compareDeep(designation, o.designation, true);
    }

    @Override
    public boolean equalsShallow(Base other_) {
      if (!super.equalsShallow(other_))
        return false;
      if (!(other_ instanceof ConceptReferenceComponent))
        return false;
      ConceptReferenceComponent o = (ConceptReferenceComponent) other_;
      return compareValues(code, o.code, true) && compareValues(display, o.display, true);
    }

    public boolean isEmpty() {
      return super.isEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(code, display, designation);
    }

    public String fhirType() {
      return "ValueSet.compose.include.concept";

    }

  }

  @Block()
  public static class ConceptReferenceDesignationComponent extends BackboneElement implements IBaseBackboneElement {
    /**
     * The language this designation is defined for.
     */
    @Child(name = "language", type = { CodeType.class }, order = 1, min = 0, max = 1, modifier = false, summary = false)
    @Description(shortDefinition = "Human language of the designation", formalDefinition = "The language this designation is defined for.")
    @ca.uhn.fhir.model.api.annotation.Binding(valueSet = "http://hl7.org/fhir/ValueSet/languages")
    protected CodeType language;

    /**
     * A code that represents types of uses of designations.
     */
    @Child(name = "use", type = { Coding.class }, order = 2, min = 0, max = 1, modifier = false, summary = false)
    @Description(shortDefinition = "Types of uses of designations", formalDefinition = "A code that represents types of uses of designations.")
    @ca.uhn.fhir.model.api.annotation.Binding(valueSet = "http://hl7.org/fhir/ValueSet/designation-use")
    protected Coding use;

    /**
     * The text value for this designation.
     */
    @Child(name = "value", type = { StringType.class }, order = 3, min = 1, max = 1, modifier = false, summary = false)
    @Description(shortDefinition = "The text value for this designation", formalDefinition = "The text value for this designation.")
    protected StringType value;

    private static final long serialVersionUID = 1515662414L;

    /**
     * Constructor
     */
    public ConceptReferenceDesignationComponent() {
      super();
    }

    /**
     * Constructor
     */
    public ConceptReferenceDesignationComponent(StringType value) {
      super();
      this.value = value;
    }

    /**
     * @return {@link #language} (The language this designation is defined for.).
     *         This is the underlying object with id, value and extensions. The
     *         accessor "getLanguage" gives direct access to the value
     */
    public CodeType getLanguageElement() {
      if (this.language == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create ConceptReferenceDesignationComponent.language");
        else if (Configuration.doAutoCreate())
          this.language = new CodeType(); // bb
      return this.language;
    }

    public boolean hasLanguageElement() {
      return this.language != null && !this.language.isEmpty();
    }

    public boolean hasLanguage() {
      return this.language != null && !this.language.isEmpty();
    }

    /**
     * @param value {@link #language} (The language this designation is defined
     *              for.). This is the underlying object with id, value and
     *              extensions. The accessor "getLanguage" gives direct access to
     *              the value
     */
    public ConceptReferenceDesignationComponent setLanguageElement(CodeType value) {
      this.language = value;
      return this;
    }

    /**
     * @return The language this designation is defined for.
     */
    public String getLanguage() {
      return this.language == null ? null : this.language.getValue();
    }

    /**
     * @param value The language this designation is defined for.
     */
    public ConceptReferenceDesignationComponent setLanguage(String value) {
      if (Utilities.noString(value))
        this.language = null;
      else {
        if (this.language == null)
          this.language = new CodeType();
        this.language.setValue(value);
      }
      return this;
    }

    /**
     * @return {@link #use} (A code that represents types of uses of designations.)
     */
    public Coding getUse() {
      if (this.use == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create ConceptReferenceDesignationComponent.use");
        else if (Configuration.doAutoCreate())
          this.use = new Coding(); // cc
      return this.use;
    }

    public boolean hasUse() {
      return this.use != null && !this.use.isEmpty();
    }

    /**
     * @param value {@link #use} (A code that represents types of uses of
     *              designations.)
     */
    public ConceptReferenceDesignationComponent setUse(Coding value) {
      this.use = value;
      return this;
    }

    /**
     * @return {@link #value} (The text value for this designation.). This is the
     *         underlying object with id, value and extensions. The accessor
     *         "getValue" gives direct access to the value
     */
    public StringType getValueElement() {
      if (this.value == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create ConceptReferenceDesignationComponent.value");
        else if (Configuration.doAutoCreate())
          this.value = new StringType(); // bb
      return this.value;
    }

    public boolean hasValueElement() {
      return this.value != null && !this.value.isEmpty();
    }

    public boolean hasValue() {
      return this.value != null && !this.value.isEmpty();
    }

    /**
     * @param value {@link #value} (The text value for this designation.). This is
     *              the underlying object with id, value and extensions. The
     *              accessor "getValue" gives direct access to the value
     */
    public ConceptReferenceDesignationComponent setValueElement(StringType value) {
      this.value = value;
      return this;
    }

    /**
     * @return The text value for this designation.
     */
    public String getValue() {
      return this.value == null ? null : this.value.getValue();
    }

    /**
     * @param value The text value for this designation.
     */
    public ConceptReferenceDesignationComponent setValue(String value) {
      if (this.value == null)
        this.value = new StringType();
      this.value.setValue(value);
      return this;
    }

    protected void listChildren(List children) {
      super.listChildren(children);
      children.add(new Property("language", "code", "The language this designation is defined for.", 0, 1, language));
      children.add(new Property("use", "Coding", "A code that represents types of uses of designations.", 0, 1, use));
      children.add(new Property("value", "string", "The text value for this designation.", 0, 1, value));
    }

    @Override
    public Property getNamedProperty(int _hash, String _name, boolean _checkValid) throws FHIRException {
      switch (_hash) {
      case -1613589672:
        /* language */ return new Property("language", "code", "The language this designation is defined for.", 0, 1,
            language);
      case 116103:
        /* use */ return new Property("use", "Coding", "A code that represents types of uses of designations.", 0, 1,
            use);
      case 111972721:
        /* value */ return new Property("value", "string", "The text value for this designation.", 0, 1, value);
      default:
        return super.getNamedProperty(_hash, _name, _checkValid);
      }

    }

    @Override
    public Base[] getProperty(int hash, String name, boolean checkValid) throws FHIRException {
      switch (hash) {
      case -1613589672:
        /* language */ return this.language == null ? new Base[0] : new Base[] { this.language }; // CodeType
      case 116103:
        /* use */ return this.use == null ? new Base[0] : new Base[] { this.use }; // Coding
      case 111972721:
        /* value */ return this.value == null ? new Base[0] : new Base[] { this.value }; // StringType
      default:
        return super.getProperty(hash, name, checkValid);
      }

    }

    @Override
    public Base setProperty(int hash, String name, Base value) throws FHIRException {
      switch (hash) {
      case -1613589672: // language
        this.language = castToCode(value); // CodeType
        return value;
      case 116103: // use
        this.use = castToCoding(value); // Coding
        return value;
      case 111972721: // value
        this.value = castToString(value); // StringType
        return value;
      default:
        return super.setProperty(hash, name, value);
      }

    }

    @Override
    public Base setProperty(String name, Base value) throws FHIRException {
      if (name.equals("language")) {
        this.language = castToCode(value); // CodeType
      } else if (name.equals("use")) {
        this.use = castToCoding(value); // Coding
      } else if (name.equals("value")) {
        this.value = castToString(value); // StringType
      } else
        return super.setProperty(name, value);
      return value;
    }

  @Override
  public void removeChild(String name, Base value) throws FHIRException {
      if (name.equals("language")) {
        this.language = null;
      } else if (name.equals("use")) {
        this.use = null;
      } else if (name.equals("value")) {
        this.value = null;
      } else
        super.removeChild(name, value);
      
    }

    @Override
    public Base makeProperty(int hash, String name) throws FHIRException {
      switch (hash) {
      case -1613589672:
        return getLanguageElement();
      case 116103:
        return getUse();
      case 111972721:
        return getValueElement();
      default:
        return super.makeProperty(hash, name);
      }

    }

    @Override
    public String[] getTypesForProperty(int hash, String name) throws FHIRException {
      switch (hash) {
      case -1613589672:
        /* language */ return new String[] { "code" };
      case 116103:
        /* use */ return new String[] { "Coding" };
      case 111972721:
        /* value */ return new String[] { "string" };
      default:
        return super.getTypesForProperty(hash, name);
      }

    }

    @Override
    public Base addChild(String name) throws FHIRException {
      if (name.equals("language")) {
        throw new FHIRException("Cannot call addChild on a singleton property ValueSet.language");
      } else if (name.equals("use")) {
        this.use = new Coding();
        return this.use;
      } else if (name.equals("value")) {
        throw new FHIRException("Cannot call addChild on a singleton property ValueSet.value");
      } else
        return super.addChild(name);
    }

    public ConceptReferenceDesignationComponent copy() {
      ConceptReferenceDesignationComponent dst = new ConceptReferenceDesignationComponent();
      copyValues(dst);
      return dst;
    }

    public void copyValues(ConceptReferenceDesignationComponent dst) {
      super.copyValues(dst);
      dst.language = language == null ? null : language.copy();
      dst.use = use == null ? null : use.copy();
      dst.value = value == null ? null : value.copy();
    }

    @Override
    public boolean equalsDeep(Base other_) {
      if (!super.equalsDeep(other_))
        return false;
      if (!(other_ instanceof ConceptReferenceDesignationComponent))
        return false;
      ConceptReferenceDesignationComponent o = (ConceptReferenceDesignationComponent) other_;
      return compareDeep(language, o.language, true) && compareDeep(use, o.use, true)
          && compareDeep(value, o.value, true);
    }

    @Override
    public boolean equalsShallow(Base other_) {
      if (!super.equalsShallow(other_))
        return false;
      if (!(other_ instanceof ConceptReferenceDesignationComponent))
        return false;
      ConceptReferenceDesignationComponent o = (ConceptReferenceDesignationComponent) other_;
      return compareValues(language, o.language, true) && compareValues(value, o.value, true);
    }

    public boolean isEmpty() {
      return super.isEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(language, use, value);
    }

    public String fhirType() {
      return "ValueSet.compose.include.concept.designation";

    }

  }

  @Block()
  public static class ConceptSetFilterComponent extends BackboneElement implements IBaseBackboneElement {
    /**
     * A code that identifies a property or a filter defined in the code system.
     */
    @Child(name = "property", type = { CodeType.class }, order = 1, min = 1, max = 1, modifier = false, summary = true)
    @Description(shortDefinition = "A property/filter defined by the code system", formalDefinition = "A code that identifies a property or a filter defined in the code system.")
    protected CodeType property;

    /**
     * The kind of operation to perform as a part of the filter criteria.
     */
    @Child(name = "op", type = { CodeType.class }, order = 2, min = 1, max = 1, modifier = false, summary = true)
    @Description(shortDefinition = "= | is-a | descendent-of | is-not-a | regex | in | not-in | generalizes | exists", formalDefinition = "The kind of operation to perform as a part of the filter criteria.")
    @ca.uhn.fhir.model.api.annotation.Binding(valueSet = "http://hl7.org/fhir/ValueSet/filter-operator")
    protected Enumeration op;

    /**
     * The match value may be either a code defined by the system, or a string
     * value, which is a regex match on the literal string of the property value (if
     * the filter represents a property defined in CodeSystem) or of the system
     * filter value (if the filter represents a filter defined in CodeSystem) when
     * the operation is 'regex', or one of the values (true and false), when the
     * operation is 'exists'.
     */
    @Child(name = "value", type = { StringType.class }, order = 3, min = 1, max = 1, modifier = false, summary = true)
    @Description(shortDefinition = "Code from the system, or regex criteria, or boolean value for exists", formalDefinition = "The match value may be either a code defined by the system, or a string value, which is a regex match on the literal string of the property value  (if the filter represents a property defined in CodeSystem) or of the system filter value (if the filter represents a filter defined in CodeSystem) when the operation is 'regex', or one of the values (true and false), when the operation is 'exists'.")
    protected StringType value;

    private static final long serialVersionUID = 1259153492L;

    /**
     * Constructor
     */
    public ConceptSetFilterComponent() {
      super();
    }

    /**
     * Constructor
     */
    public ConceptSetFilterComponent(CodeType property, Enumeration op, StringType value) {
      super();
      this.property = property;
      this.op = op;
      this.value = value;
    }

    /**
     * @return {@link #property} (A code that identifies a property or a filter
     *         defined in the code system.). This is the underlying object with id,
     *         value and extensions. The accessor "getProperty" gives direct access
     *         to the value
     */
    public CodeType getPropertyElement() {
      if (this.property == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create ConceptSetFilterComponent.property");
        else if (Configuration.doAutoCreate())
          this.property = new CodeType(); // bb
      return this.property;
    }

    public boolean hasPropertyElement() {
      return this.property != null && !this.property.isEmpty();
    }

    public boolean hasProperty() {
      return this.property != null && !this.property.isEmpty();
    }

    /**
     * @param value {@link #property} (A code that identifies a property or a filter
     *              defined in the code system.). This is the underlying object with
     *              id, value and extensions. The accessor "getProperty" gives
     *              direct access to the value
     */
    public ConceptSetFilterComponent setPropertyElement(CodeType value) {
      this.property = value;
      return this;
    }

    /**
     * @return A code that identifies a property or a filter defined in the code
     *         system.
     */
    public String getProperty() {
      return this.property == null ? null : this.property.getValue();
    }

    /**
     * @param value A code that identifies a property or a filter defined in the
     *              code system.
     */
    public ConceptSetFilterComponent setProperty(String value) {
      if (this.property == null)
        this.property = new CodeType();
      this.property.setValue(value);
      return this;
    }

    /**
     * @return {@link #op} (The kind of operation to perform as a part of the filter
     *         criteria.). This is the underlying object with id, value and
     *         extensions. The accessor "getOp" gives direct access to the value
     */
    public Enumeration getOpElement() {
      if (this.op == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create ConceptSetFilterComponent.op");
        else if (Configuration.doAutoCreate())
          this.op = new Enumeration(new FilterOperatorEnumFactory()); // bb
      return this.op;
    }

    public boolean hasOpElement() {
      return this.op != null && !this.op.isEmpty();
    }

    public boolean hasOp() {
      return this.op != null && !this.op.isEmpty();
    }

    /**
     * @param value {@link #op} (The kind of operation to perform as a part of the
     *              filter criteria.). This is the underlying object with id, value
     *              and extensions. The accessor "getOp" gives direct access to the
     *              value
     */
    public ConceptSetFilterComponent setOpElement(Enumeration value) {
      this.op = value;
      return this;
    }

    /**
     * @return The kind of operation to perform as a part of the filter criteria.
     */
    public FilterOperator getOp() {
      return this.op == null ? null : this.op.getValue();
    }

    /**
     * @param value The kind of operation to perform as a part of the filter
     *              criteria.
     */
    public ConceptSetFilterComponent setOp(FilterOperator value) {
      if (this.op == null)
        this.op = new Enumeration(new FilterOperatorEnumFactory());
      this.op.setValue(value);
      return this;
    }

    /**
     * @return {@link #value} (The match value may be either a code defined by the
     *         system, or a string value, which is a regex match on the literal
     *         string of the property value (if the filter represents a property
     *         defined in CodeSystem) or of the system filter value (if the filter
     *         represents a filter defined in CodeSystem) when the operation is
     *         'regex', or one of the values (true and false), when the operation is
     *         'exists'.). This is the underlying object with id, value and
     *         extensions. The accessor "getValue" gives direct access to the value
     */
    public StringType getValueElement() {
      if (this.value == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create ConceptSetFilterComponent.value");
        else if (Configuration.doAutoCreate())
          this.value = new StringType(); // bb
      return this.value;
    }

    public boolean hasValueElement() {
      return this.value != null && !this.value.isEmpty();
    }

    public boolean hasValue() {
      return this.value != null && !this.value.isEmpty();
    }

    /**
     * @param value {@link #value} (The match value may be either a code defined by
     *              the system, or a string value, which is a regex match on the
     *              literal string of the property value (if the filter represents a
     *              property defined in CodeSystem) or of the system filter value
     *              (if the filter represents a filter defined in CodeSystem) when
     *              the operation is 'regex', or one of the values (true and false),
     *              when the operation is 'exists'.). This is the underlying object
     *              with id, value and extensions. The accessor "getValue" gives
     *              direct access to the value
     */
    public ConceptSetFilterComponent setValueElement(StringType value) {
      this.value = value;
      return this;
    }

    /**
     * @return The match value may be either a code defined by the system, or a
     *         string value, which is a regex match on the literal string of the
     *         property value (if the filter represents a property defined in
     *         CodeSystem) or of the system filter value (if the filter represents a
     *         filter defined in CodeSystem) when the operation is 'regex', or one
     *         of the values (true and false), when the operation is 'exists'.
     */
    public String getValue() {
      return this.value == null ? null : this.value.getValue();
    }

    /**
     * @param value The match value may be either a code defined by the system, or a
     *              string value, which is a regex match on the literal string of
     *              the property value (if the filter represents a property defined
     *              in CodeSystem) or of the system filter value (if the filter
     *              represents a filter defined in CodeSystem) when the operation is
     *              'regex', or one of the values (true and false), when the
     *              operation is 'exists'.
     */
    public ConceptSetFilterComponent setValue(String value) {
      if (this.value == null)
        this.value = new StringType();
      this.value.setValue(value);
      return this;
    }

    protected void listChildren(List children) {
      super.listChildren(children);
      children.add(new Property("property", "code",
          "A code that identifies a property or a filter defined in the code system.", 0, 1, property));
      children.add(
          new Property("op", "code", "The kind of operation to perform as a part of the filter criteria.", 0, 1, op));
      children.add(new Property("value", "string",
          "The match value may be either a code defined by the system, or a string value, which is a regex match on the literal string of the property value  (if the filter represents a property defined in CodeSystem) or of the system filter value (if the filter represents a filter defined in CodeSystem) when the operation is 'regex', or one of the values (true and false), when the operation is 'exists'.",
          0, 1, value));
    }

    @Override
    public Property getNamedProperty(int _hash, String _name, boolean _checkValid) throws FHIRException {
      switch (_hash) {
      case -993141291:
        /* property */ return new Property("property", "code",
            "A code that identifies a property or a filter defined in the code system.", 0, 1, property);
      case 3553:
        /* op */ return new Property("op", "code", "The kind of operation to perform as a part of the filter criteria.",
            0, 1, op);
      case 111972721:
        /* value */ return new Property("value", "string",
            "The match value may be either a code defined by the system, or a string value, which is a regex match on the literal string of the property value  (if the filter represents a property defined in CodeSystem) or of the system filter value (if the filter represents a filter defined in CodeSystem) when the operation is 'regex', or one of the values (true and false), when the operation is 'exists'.",
            0, 1, value);
      default:
        return super.getNamedProperty(_hash, _name, _checkValid);
      }

    }

    @Override
    public Base[] getProperty(int hash, String name, boolean checkValid) throws FHIRException {
      switch (hash) {
      case -993141291:
        /* property */ return this.property == null ? new Base[0] : new Base[] { this.property }; // CodeType
      case 3553:
        /* op */ return this.op == null ? new Base[0] : new Base[] { this.op }; // Enumeration
      case 111972721:
        /* value */ return this.value == null ? new Base[0] : new Base[] { this.value }; // StringType
      default:
        return super.getProperty(hash, name, checkValid);
      }

    }

    @Override
    public Base setProperty(int hash, String name, Base value) throws FHIRException {
      switch (hash) {
      case -993141291: // property
        this.property = castToCode(value); // CodeType
        return value;
      case 3553: // op
        value = new FilterOperatorEnumFactory().fromType(castToCode(value));
        this.op = (Enumeration) value; // Enumeration
        return value;
      case 111972721: // value
        this.value = castToString(value); // StringType
        return value;
      default:
        return super.setProperty(hash, name, value);
      }

    }

    @Override
    public Base setProperty(String name, Base value) throws FHIRException {
      if (name.equals("property")) {
        this.property = castToCode(value); // CodeType
      } else if (name.equals("op")) {
        value = new FilterOperatorEnumFactory().fromType(castToCode(value));
        this.op = (Enumeration) value; // Enumeration
      } else if (name.equals("value")) {
        this.value = castToString(value); // StringType
      } else
        return super.setProperty(name, value);
      return value;
    }

  @Override
  public void removeChild(String name, Base value) throws FHIRException {
      if (name.equals("property")) {
        this.property = null;
      } else if (name.equals("op")) {
        this.op = null;
      } else if (name.equals("value")) {
        this.value = null;
      } else
        super.removeChild(name, value);
      
    }

    @Override
    public Base makeProperty(int hash, String name) throws FHIRException {
      switch (hash) {
      case -993141291:
        return getPropertyElement();
      case 3553:
        return getOpElement();
      case 111972721:
        return getValueElement();
      default:
        return super.makeProperty(hash, name);
      }

    }

    @Override
    public String[] getTypesForProperty(int hash, String name) throws FHIRException {
      switch (hash) {
      case -993141291:
        /* property */ return new String[] { "code" };
      case 3553:
        /* op */ return new String[] { "code" };
      case 111972721:
        /* value */ return new String[] { "string" };
      default:
        return super.getTypesForProperty(hash, name);
      }

    }

    @Override
    public Base addChild(String name) throws FHIRException {
      if (name.equals("property")) {
        throw new FHIRException("Cannot call addChild on a singleton property ValueSet.property");
      } else if (name.equals("op")) {
        throw new FHIRException("Cannot call addChild on a singleton property ValueSet.op");
      } else if (name.equals("value")) {
        throw new FHIRException("Cannot call addChild on a singleton property ValueSet.value");
      } else
        return super.addChild(name);
    }

    public ConceptSetFilterComponent copy() {
      ConceptSetFilterComponent dst = new ConceptSetFilterComponent();
      copyValues(dst);
      return dst;
    }

    public void copyValues(ConceptSetFilterComponent dst) {
      super.copyValues(dst);
      dst.property = property == null ? null : property.copy();
      dst.op = op == null ? null : op.copy();
      dst.value = value == null ? null : value.copy();
    }

    @Override
    public boolean equalsDeep(Base other_) {
      if (!super.equalsDeep(other_))
        return false;
      if (!(other_ instanceof ConceptSetFilterComponent))
        return false;
      ConceptSetFilterComponent o = (ConceptSetFilterComponent) other_;
      return compareDeep(property, o.property, true) && compareDeep(op, o.op, true)
          && compareDeep(value, o.value, true);
    }

    @Override
    public boolean equalsShallow(Base other_) {
      if (!super.equalsShallow(other_))
        return false;
      if (!(other_ instanceof ConceptSetFilterComponent))
        return false;
      ConceptSetFilterComponent o = (ConceptSetFilterComponent) other_;
      return compareValues(property, o.property, true) && compareValues(op, o.op, true)
          && compareValues(value, o.value, true);
    }

    public boolean isEmpty() {
      return super.isEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(property, op, value);
    }

    public String fhirType() {
      return "ValueSet.compose.include.filter";

    }

  }

  @Block()
  public static class ValueSetExpansionComponent extends BackboneElement implements IBaseBackboneElement {
    /**
     * An identifier that uniquely identifies this expansion of the valueset, based
     * on a unique combination of the provided parameters, the system default
     * parameters, and the underlying system code system versions etc. Systems may
     * re-use the same identifier as long as those factors remain the same, and the
     * expansion is the same, but are not required to do so. This is a business
     * identifier.
     */
    @Child(name = "identifier", type = {
        UriType.class }, order = 1, min = 0, max = 1, modifier = false, summary = false)
    @Description(shortDefinition = "Identifies the value set expansion (business identifier)", formalDefinition = "An identifier that uniquely identifies this expansion of the valueset, based on a unique combination of the provided parameters, the system default parameters, and the underlying system code system versions etc. Systems may re-use the same identifier as long as those factors remain the same, and the expansion is the same, but are not required to do so. This is a business identifier.")
    protected UriType identifier;

    /**
     * The time at which the expansion was produced by the expanding system.
     */
    @Child(name = "timestamp", type = {
        DateTimeType.class }, order = 2, min = 1, max = 1, modifier = false, summary = false)
    @Description(shortDefinition = "Time ValueSet expansion happened", formalDefinition = "The time at which the expansion was produced by the expanding system.")
    protected DateTimeType timestamp;

    /**
     * The total number of concepts in the expansion. If the number of concept nodes
     * in this resource is less than the stated number, then the server can return
     * more using the offset parameter.
     */
    @Child(name = "total", type = { IntegerType.class }, order = 3, min = 0, max = 1, modifier = false, summary = false)
    @Description(shortDefinition = "Total number of codes in the expansion", formalDefinition = "The total number of concepts in the expansion. If the number of concept nodes in this resource is less than the stated number, then the server can return more using the offset parameter.")
    protected IntegerType total;

    /**
     * If paging is being used, the offset at which this resource starts. I.e. this
     * resource is a partial view into the expansion. If paging is not being used,
     * this element SHALL NOT be present.
     */
    @Child(name = "offset", type = {
        IntegerType.class }, order = 4, min = 0, max = 1, modifier = false, summary = false)
    @Description(shortDefinition = "Offset at which this resource starts", formalDefinition = "If paging is being used, the offset at which this resource starts.  I.e. this resource is a partial view into the expansion. If paging is not being used, this element SHALL NOT be present.")
    protected IntegerType offset;

    /**
     * A parameter that controlled the expansion process. These parameters may be
     * used by users of expanded value sets to check whether the expansion is
     * suitable for a particular purpose, or to pick the correct expansion.
     */
    @Child(name = "parameter", type = {}, order = 5, min = 0, max = Child.MAX_UNLIMITED, modifier = false, summary = false)
    @Description(shortDefinition = "Parameter that controlled the expansion process", formalDefinition = "A parameter that controlled the expansion process. These parameters may be used by users of expanded value sets to check whether the expansion is suitable for a particular purpose, or to pick the correct expansion.")
    protected List parameter;

    /**
     * The codes that are contained in the value set expansion.
     */
    @Child(name = "contains", type = {}, order = 6, min = 0, max = Child.MAX_UNLIMITED, modifier = false, summary = false)
    @Description(shortDefinition = "Codes in the value set", formalDefinition = "The codes that are contained in the value set expansion.")
    protected List contains;

    private static final long serialVersionUID = -43471993L;

    /**
     * Constructor
     */
    public ValueSetExpansionComponent() {
      super();
    }

    /**
     * Constructor
     */
    public ValueSetExpansionComponent(DateTimeType timestamp) {
      super();
      this.timestamp = timestamp;
    }

    /**
     * @return {@link #identifier} (An identifier that uniquely identifies this
     *         expansion of the valueset, based on a unique combination of the
     *         provided parameters, the system default parameters, and the
     *         underlying system code system versions etc. Systems may re-use the
     *         same identifier as long as those factors remain the same, and the
     *         expansion is the same, but are not required to do so. This is a
     *         business identifier.). This is the underlying object with id, value
     *         and extensions. The accessor "getIdentifier" gives direct access to
     *         the value
     */
    public UriType getIdentifierElement() {
      if (this.identifier == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create ValueSetExpansionComponent.identifier");
        else if (Configuration.doAutoCreate())
          this.identifier = new UriType(); // bb
      return this.identifier;
    }

    public boolean hasIdentifierElement() {
      return this.identifier != null && !this.identifier.isEmpty();
    }

    public boolean hasIdentifier() {
      return this.identifier != null && !this.identifier.isEmpty();
    }

    /**
     * @param value {@link #identifier} (An identifier that uniquely identifies this
     *              expansion of the valueset, based on a unique combination of the
     *              provided parameters, the system default parameters, and the
     *              underlying system code system versions etc. Systems may re-use
     *              the same identifier as long as those factors remain the same,
     *              and the expansion is the same, but are not required to do so.
     *              This is a business identifier.). This is the underlying object
     *              with id, value and extensions. The accessor "getIdentifier"
     *              gives direct access to the value
     */
    public ValueSetExpansionComponent setIdentifierElement(UriType value) {
      this.identifier = value;
      return this;
    }

    /**
     * @return An identifier that uniquely identifies this expansion of the
     *         valueset, based on a unique combination of the provided parameters,
     *         the system default parameters, and the underlying system code system
     *         versions etc. Systems may re-use the same identifier as long as those
     *         factors remain the same, and the expansion is the same, but are not
     *         required to do so. This is a business identifier.
     */
    public String getIdentifier() {
      return this.identifier == null ? null : this.identifier.getValue();
    }

    /**
     * @param value An identifier that uniquely identifies this expansion of the
     *              valueset, based on a unique combination of the provided
     *              parameters, the system default parameters, and the underlying
     *              system code system versions etc. Systems may re-use the same
     *              identifier as long as those factors remain the same, and the
     *              expansion is the same, but are not required to do so. This is a
     *              business identifier.
     */
    public ValueSetExpansionComponent setIdentifier(String value) {
      if (Utilities.noString(value))
        this.identifier = null;
      else {
        if (this.identifier == null)
          this.identifier = new UriType();
        this.identifier.setValue(value);
      }
      return this;
    }

    /**
     * @return {@link #timestamp} (The time at which the expansion was produced by
     *         the expanding system.). This is the underlying object with id, value
     *         and extensions. The accessor "getTimestamp" gives direct access to
     *         the value
     */
    public DateTimeType getTimestampElement() {
      if (this.timestamp == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create ValueSetExpansionComponent.timestamp");
        else if (Configuration.doAutoCreate())
          this.timestamp = new DateTimeType(); // bb
      return this.timestamp;
    }

    public boolean hasTimestampElement() {
      return this.timestamp != null && !this.timestamp.isEmpty();
    }

    public boolean hasTimestamp() {
      return this.timestamp != null && !this.timestamp.isEmpty();
    }

    /**
     * @param value {@link #timestamp} (The time at which the expansion was produced
     *              by the expanding system.). This is the underlying object with
     *              id, value and extensions. The accessor "getTimestamp" gives
     *              direct access to the value
     */
    public ValueSetExpansionComponent setTimestampElement(DateTimeType value) {
      this.timestamp = value;
      return this;
    }

    /**
     * @return The time at which the expansion was produced by the expanding system.
     */
    public Date getTimestamp() {
      return this.timestamp == null ? null : this.timestamp.getValue();
    }

    /**
     * @param value The time at which the expansion was produced by the expanding
     *              system.
     */
    public ValueSetExpansionComponent setTimestamp(Date value) {
      if (this.timestamp == null)
        this.timestamp = new DateTimeType();
      this.timestamp.setValue(value);
      return this;
    }

    /**
     * @return {@link #total} (The total number of concepts in the expansion. If the
     *         number of concept nodes in this resource is less than the stated
     *         number, then the server can return more using the offset parameter.).
     *         This is the underlying object with id, value and extensions. The
     *         accessor "getTotal" gives direct access to the value
     */
    public IntegerType getTotalElement() {
      if (this.total == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create ValueSetExpansionComponent.total");
        else if (Configuration.doAutoCreate())
          this.total = new IntegerType(); // bb
      return this.total;
    }

    public boolean hasTotalElement() {
      return this.total != null && !this.total.isEmpty();
    }

    public boolean hasTotal() {
      return this.total != null && !this.total.isEmpty();
    }

    /**
     * @param value {@link #total} (The total number of concepts in the expansion.
     *              If the number of concept nodes in this resource is less than the
     *              stated number, then the server can return more using the offset
     *              parameter.). This is the underlying object with id, value and
     *              extensions. The accessor "getTotal" gives direct access to the
     *              value
     */
    public ValueSetExpansionComponent setTotalElement(IntegerType value) {
      this.total = value;
      return this;
    }

    /**
     * @return The total number of concepts in the expansion. If the number of
     *         concept nodes in this resource is less than the stated number, then
     *         the server can return more using the offset parameter.
     */
    public int getTotal() {
      return this.total == null || this.total.isEmpty() ? 0 : this.total.getValue();
    }

    /**
     * @param value The total number of concepts in the expansion. If the number of
     *              concept nodes in this resource is less than the stated number,
     *              then the server can return more using the offset parameter.
     */
    public ValueSetExpansionComponent setTotal(int value) {
      if (this.total == null)
        this.total = new IntegerType();
      this.total.setValue(value);
      return this;
    }

    /**
     * @return {@link #offset} (If paging is being used, the offset at which this
     *         resource starts. I.e. this resource is a partial view into the
     *         expansion. If paging is not being used, this element SHALL NOT be
     *         present.). This is the underlying object with id, value and
     *         extensions. The accessor "getOffset" gives direct access to the value
     */
    public IntegerType getOffsetElement() {
      if (this.offset == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create ValueSetExpansionComponent.offset");
        else if (Configuration.doAutoCreate())
          this.offset = new IntegerType(); // bb
      return this.offset;
    }

    public boolean hasOffsetElement() {
      return this.offset != null && !this.offset.isEmpty();
    }

    public boolean hasOffset() {
      return this.offset != null && !this.offset.isEmpty();
    }

    /**
     * @param value {@link #offset} (If paging is being used, the offset at which
     *              this resource starts. I.e. this resource is a partial view into
     *              the expansion. If paging is not being used, this element SHALL
     *              NOT be present.). This is the underlying object with id, value
     *              and extensions. The accessor "getOffset" gives direct access to
     *              the value
     */
    public ValueSetExpansionComponent setOffsetElement(IntegerType value) {
      this.offset = value;
      return this;
    }

    /**
     * @return If paging is being used, the offset at which this resource starts.
     *         I.e. this resource is a partial view into the expansion. If paging is
     *         not being used, this element SHALL NOT be present.
     */
    public int getOffset() {
      return this.offset == null || this.offset.isEmpty() ? 0 : this.offset.getValue();
    }

    /**
     * @param value If paging is being used, the offset at which this resource
     *              starts. I.e. this resource is a partial view into the expansion.
     *              If paging is not being used, this element SHALL NOT be present.
     */
    public ValueSetExpansionComponent setOffset(int value) {
      if (this.offset == null)
        this.offset = new IntegerType();
      this.offset.setValue(value);
      return this;
    }

    /**
     * @return {@link #parameter} (A parameter that controlled the expansion
     *         process. These parameters may be used by users of expanded value sets
     *         to check whether the expansion is suitable for a particular purpose,
     *         or to pick the correct expansion.)
     */
    public List getParameter() {
      if (this.parameter == null)
        this.parameter = new ArrayList();
      return this.parameter;
    }

    /**
     * @return Returns a reference to this for easy method chaining
     */
    public ValueSetExpansionComponent setParameter(List theParameter) {
      this.parameter = theParameter;
      return this;
    }

    public boolean hasParameter() {
      if (this.parameter == null)
        return false;
      for (ValueSetExpansionParameterComponent item : this.parameter)
        if (!item.isEmpty())
          return true;
      return false;
    }

    public ValueSetExpansionParameterComponent addParameter() { // 3
      ValueSetExpansionParameterComponent t = new ValueSetExpansionParameterComponent();
      if (this.parameter == null)
        this.parameter = new ArrayList();
      this.parameter.add(t);
      return t;
    }

    public ValueSetExpansionComponent addParameter(ValueSetExpansionParameterComponent t) { // 3
      if (t == null)
        return this;
      if (this.parameter == null)
        this.parameter = new ArrayList();
      this.parameter.add(t);
      return this;
    }

    /**
     * @return The first repetition of repeating field {@link #parameter}, creating
     *         it if it does not already exist
     */
    public ValueSetExpansionParameterComponent getParameterFirstRep() {
      if (getParameter().isEmpty()) {
        addParameter();
      }
      return getParameter().get(0);
    }

    /**
     * @return {@link #contains} (The codes that are contained in the value set
     *         expansion.)
     */
    public List getContains() {
      if (this.contains == null)
        this.contains = new ArrayList();
      return this.contains;
    }

    /**
     * @return Returns a reference to this for easy method chaining
     */
    public ValueSetExpansionComponent setContains(List theContains) {
      this.contains = theContains;
      return this;
    }

    public boolean hasContains() {
      if (this.contains == null)
        return false;
      for (ValueSetExpansionContainsComponent item : this.contains)
        if (!item.isEmpty())
          return true;
      return false;
    }

    public ValueSetExpansionContainsComponent addContains() { // 3
      ValueSetExpansionContainsComponent t = new ValueSetExpansionContainsComponent();
      if (this.contains == null)
        this.contains = new ArrayList();
      this.contains.add(t);
      return t;
    }

    public ValueSetExpansionComponent addContains(ValueSetExpansionContainsComponent t) { // 3
      if (t == null)
        return this;
      if (this.contains == null)
        this.contains = new ArrayList();
      this.contains.add(t);
      return this;
    }

    /**
     * @return The first repetition of repeating field {@link #contains}, creating
     *         it if it does not already exist
     */
    public ValueSetExpansionContainsComponent getContainsFirstRep() {
      if (getContains().isEmpty()) {
        addContains();
      }
      return getContains().get(0);
    }

    protected void listChildren(List children) {
      super.listChildren(children);
      children.add(new Property("identifier", "uri",
          "An identifier that uniquely identifies this expansion of the valueset, based on a unique combination of the provided parameters, the system default parameters, and the underlying system code system versions etc. Systems may re-use the same identifier as long as those factors remain the same, and the expansion is the same, but are not required to do so. This is a business identifier.",
          0, 1, identifier));
      children.add(new Property("timestamp", "dateTime",
          "The time at which the expansion was produced by the expanding system.", 0, 1, timestamp));
      children.add(new Property("total", "integer",
          "The total number of concepts in the expansion. If the number of concept nodes in this resource is less than the stated number, then the server can return more using the offset parameter.",
          0, 1, total));
      children.add(new Property("offset", "integer",
          "If paging is being used, the offset at which this resource starts.  I.e. this resource is a partial view into the expansion. If paging is not being used, this element SHALL NOT be present.",
          0, 1, offset));
      children.add(new Property("parameter", "",
          "A parameter that controlled the expansion process. These parameters may be used by users of expanded value sets to check whether the expansion is suitable for a particular purpose, or to pick the correct expansion.",
          0, java.lang.Integer.MAX_VALUE, parameter));
      children.add(new Property("contains", "", "The codes that are contained in the value set expansion.", 0,
          java.lang.Integer.MAX_VALUE, contains));
    }

    @Override
    public Property getNamedProperty(int _hash, String _name, boolean _checkValid) throws FHIRException {
      switch (_hash) {
      case -1618432855:
        /* identifier */ return new Property("identifier", "uri",
            "An identifier that uniquely identifies this expansion of the valueset, based on a unique combination of the provided parameters, the system default parameters, and the underlying system code system versions etc. Systems may re-use the same identifier as long as those factors remain the same, and the expansion is the same, but are not required to do so. This is a business identifier.",
            0, 1, identifier);
      case 55126294:
        /* timestamp */ return new Property("timestamp", "dateTime",
            "The time at which the expansion was produced by the expanding system.", 0, 1, timestamp);
      case 110549828:
        /* total */ return new Property("total", "integer",
            "The total number of concepts in the expansion. If the number of concept nodes in this resource is less than the stated number, then the server can return more using the offset parameter.",
            0, 1, total);
      case -1019779949:
        /* offset */ return new Property("offset", "integer",
            "If paging is being used, the offset at which this resource starts.  I.e. this resource is a partial view into the expansion. If paging is not being used, this element SHALL NOT be present.",
            0, 1, offset);
      case 1954460585:
        /* parameter */ return new Property("parameter", "",
            "A parameter that controlled the expansion process. These parameters may be used by users of expanded value sets to check whether the expansion is suitable for a particular purpose, or to pick the correct expansion.",
            0, java.lang.Integer.MAX_VALUE, parameter);
      case -567445985:
        /* contains */ return new Property("contains", "", "The codes that are contained in the value set expansion.",
            0, java.lang.Integer.MAX_VALUE, contains);
      default:
        return super.getNamedProperty(_hash, _name, _checkValid);
      }

    }

    @Override
    public Base[] getProperty(int hash, String name, boolean checkValid) throws FHIRException {
      switch (hash) {
      case -1618432855:
        /* identifier */ return this.identifier == null ? new Base[0] : new Base[] { this.identifier }; // UriType
      case 55126294:
        /* timestamp */ return this.timestamp == null ? new Base[0] : new Base[] { this.timestamp }; // DateTimeType
      case 110549828:
        /* total */ return this.total == null ? new Base[0] : new Base[] { this.total }; // IntegerType
      case -1019779949:
        /* offset */ return this.offset == null ? new Base[0] : new Base[] { this.offset }; // IntegerType
      case 1954460585:
        /* parameter */ return this.parameter == null ? new Base[0]
            : this.parameter.toArray(new Base[this.parameter.size()]); // ValueSetExpansionParameterComponent
      case -567445985:
        /* contains */ return this.contains == null ? new Base[0]
            : this.contains.toArray(new Base[this.contains.size()]); // ValueSetExpansionContainsComponent
      default:
        return super.getProperty(hash, name, checkValid);
      }

    }

    @Override
    public Base setProperty(int hash, String name, Base value) throws FHIRException {
      switch (hash) {
      case -1618432855: // identifier
        this.identifier = castToUri(value); // UriType
        return value;
      case 55126294: // timestamp
        this.timestamp = castToDateTime(value); // DateTimeType
        return value;
      case 110549828: // total
        this.total = castToInteger(value); // IntegerType
        return value;
      case -1019779949: // offset
        this.offset = castToInteger(value); // IntegerType
        return value;
      case 1954460585: // parameter
        this.getParameter().add((ValueSetExpansionParameterComponent) value); // ValueSetExpansionParameterComponent
        return value;
      case -567445985: // contains
        this.getContains().add((ValueSetExpansionContainsComponent) value); // ValueSetExpansionContainsComponent
        return value;
      default:
        return super.setProperty(hash, name, value);
      }

    }

    @Override
    public Base setProperty(String name, Base value) throws FHIRException {
      if (name.equals("identifier")) {
        this.identifier = castToUri(value); // UriType
      } else if (name.equals("timestamp")) {
        this.timestamp = castToDateTime(value); // DateTimeType
      } else if (name.equals("total")) {
        this.total = castToInteger(value); // IntegerType
      } else if (name.equals("offset")) {
        this.offset = castToInteger(value); // IntegerType
      } else if (name.equals("parameter")) {
        this.getParameter().add((ValueSetExpansionParameterComponent) value);
      } else if (name.equals("contains")) {
        this.getContains().add((ValueSetExpansionContainsComponent) value);
      } else
        return super.setProperty(name, value);
      return value;
    }

  @Override
  public void removeChild(String name, Base value) throws FHIRException {
      if (name.equals("identifier")) {
        this.identifier = null;
      } else if (name.equals("timestamp")) {
        this.timestamp = null;
      } else if (name.equals("total")) {
        this.total = null;
      } else if (name.equals("offset")) {
        this.offset = null;
      } else if (name.equals("parameter")) {
        this.getParameter().remove((ValueSetExpansionParameterComponent) value);
      } else if (name.equals("contains")) {
        this.getContains().remove((ValueSetExpansionContainsComponent) value);
      } else
        super.removeChild(name, value);
      
    }

    @Override
    public Base makeProperty(int hash, String name) throws FHIRException {
      switch (hash) {
      case -1618432855:
        return getIdentifierElement();
      case 55126294:
        return getTimestampElement();
      case 110549828:
        return getTotalElement();
      case -1019779949:
        return getOffsetElement();
      case 1954460585:
        return addParameter();
      case -567445985:
        return addContains();
      default:
        return super.makeProperty(hash, name);
      }

    }

    @Override
    public String[] getTypesForProperty(int hash, String name) throws FHIRException {
      switch (hash) {
      case -1618432855:
        /* identifier */ return new String[] { "uri" };
      case 55126294:
        /* timestamp */ return new String[] { "dateTime" };
      case 110549828:
        /* total */ return new String[] { "integer" };
      case -1019779949:
        /* offset */ return new String[] { "integer" };
      case 1954460585:
        /* parameter */ return new String[] {};
      case -567445985:
        /* contains */ return new String[] {};
      default:
        return super.getTypesForProperty(hash, name);
      }

    }

    @Override
    public Base addChild(String name) throws FHIRException {
      if (name.equals("identifier")) {
        throw new FHIRException("Cannot call addChild on a singleton property ValueSet.identifier");
      } else if (name.equals("timestamp")) {
        throw new FHIRException("Cannot call addChild on a singleton property ValueSet.timestamp");
      } else if (name.equals("total")) {
        throw new FHIRException("Cannot call addChild on a singleton property ValueSet.total");
      } else if (name.equals("offset")) {
        throw new FHIRException("Cannot call addChild on a singleton property ValueSet.offset");
      } else if (name.equals("parameter")) {
        return addParameter();
      } else if (name.equals("contains")) {
        return addContains();
      } else
        return super.addChild(name);
    }

    public ValueSetExpansionComponent copy() {
      ValueSetExpansionComponent dst = new ValueSetExpansionComponent();
      copyValues(dst);
      return dst;
    }

    public void copyValues(ValueSetExpansionComponent dst) {
      super.copyValues(dst);
      dst.identifier = identifier == null ? null : identifier.copy();
      dst.timestamp = timestamp == null ? null : timestamp.copy();
      dst.total = total == null ? null : total.copy();
      dst.offset = offset == null ? null : offset.copy();
      if (parameter != null) {
        dst.parameter = new ArrayList();
        for (ValueSetExpansionParameterComponent i : parameter)
          dst.parameter.add(i.copy());
      }
      ;
      if (contains != null) {
        dst.contains = new ArrayList();
        for (ValueSetExpansionContainsComponent i : contains)
          dst.contains.add(i.copy());
      }
      ;
    }

    @Override
    public boolean equalsDeep(Base other_) {
      if (!super.equalsDeep(other_))
        return false;
      if (!(other_ instanceof ValueSetExpansionComponent))
        return false;
      ValueSetExpansionComponent o = (ValueSetExpansionComponent) other_;
      return compareDeep(identifier, o.identifier, true) && compareDeep(timestamp, o.timestamp, true)
          && compareDeep(total, o.total, true) && compareDeep(offset, o.offset, true)
          && compareDeep(parameter, o.parameter, true) && compareDeep(contains, o.contains, true);
    }

    @Override
    public boolean equalsShallow(Base other_) {
      if (!super.equalsShallow(other_))
        return false;
      if (!(other_ instanceof ValueSetExpansionComponent))
        return false;
      ValueSetExpansionComponent o = (ValueSetExpansionComponent) other_;
      return compareValues(identifier, o.identifier, true) && compareValues(timestamp, o.timestamp, true)
          && compareValues(total, o.total, true) && compareValues(offset, o.offset, true);
    }

    public boolean isEmpty() {
      return super.isEmpty()
          && ca.uhn.fhir.util.ElementUtil.isEmpty(identifier, timestamp, total, offset, parameter, contains);
    }

    public String fhirType() {
      return "ValueSet.expansion";

    }

    public ValueSetExpansionParameterComponent getParameter(String name) {
      for (ValueSetExpansionParameterComponent t : getParameter()) {
        if (name.equals(t.getName())) {
          return t;
        }
      }
      return null;
    }
  }

  @Block()
  public static class ValueSetExpansionParameterComponent extends BackboneElement implements IBaseBackboneElement {
    /**
     * Name of the input parameter to the $expand operation; may be a
     * server-assigned name for additional default or other server-supplied
     * parameters used to control the expansion process.
     */
    @Child(name = "name", type = { StringType.class }, order = 1, min = 1, max = 1, modifier = false, summary = false)
    @Description(shortDefinition = "Name as assigned by the client or server", formalDefinition = "Name of the input parameter to the $expand operation; may be a server-assigned name for additional default or other server-supplied parameters used to control the expansion process.")
    protected StringType name;

    /**
     * The value of the parameter.
     */
    @Child(name = "value", type = { StringType.class, BooleanType.class, IntegerType.class, DecimalType.class,
        UriType.class, CodeType.class,
        DateTimeType.class }, order = 2, min = 0, max = 1, modifier = false, summary = false)
    @Description(shortDefinition = "Value of the named parameter", formalDefinition = "The value of the parameter.")
    protected Type value;

    private static final long serialVersionUID = 1172641169L;

    /**
     * Constructor
     */
    public ValueSetExpansionParameterComponent() {
      super();
    }

    /**
     * Constructor
     */
    public ValueSetExpansionParameterComponent(StringType name) {
      super();
      this.name = name;
    }

    /**
     * @return {@link #name} (Name of the input parameter to the $expand operation;
     *         may be a server-assigned name for additional default or other
     *         server-supplied parameters used to control the expansion process.).
     *         This is the underlying object with id, value and extensions. The
     *         accessor "getName" gives direct access to the value
     */
    public StringType getNameElement() {
      if (this.name == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create ValueSetExpansionParameterComponent.name");
        else if (Configuration.doAutoCreate())
          this.name = new StringType(); // bb
      return this.name;
    }

    public boolean hasNameElement() {
      return this.name != null && !this.name.isEmpty();
    }

    public boolean hasName() {
      return this.name != null && !this.name.isEmpty();
    }

    /**
     * @param value {@link #name} (Name of the input parameter to the $expand
     *              operation; may be a server-assigned name for additional default
     *              or other server-supplied parameters used to control the
     *              expansion process.). This is the underlying object with id,
     *              value and extensions. The accessor "getName" gives direct access
     *              to the value
     */
    public ValueSetExpansionParameterComponent setNameElement(StringType value) {
      this.name = value;
      return this;
    }

    /**
     * @return Name of the input parameter to the $expand operation; may be a
     *         server-assigned name for additional default or other server-supplied
     *         parameters used to control the expansion process.
     */
    public String getName() {
      return this.name == null ? null : this.name.getValue();
    }

    /**
     * @param value Name of the input parameter to the $expand operation; may be a
     *              server-assigned name for additional default or other
     *              server-supplied parameters used to control the expansion
     *              process.
     */
    public ValueSetExpansionParameterComponent setName(String value) {
      if (this.name == null)
        this.name = new StringType();
      this.name.setValue(value);
      return this;
    }

    /**
     * @return {@link #value} (The value of the parameter.)
     */
    public Type getValue() {
      return this.value;
    }

    /**
     * @return {@link #value} (The value of the parameter.)
     */
    public StringType getValueStringType() throws FHIRException {
      if (this.value == null)
        this.value = new StringType();
      if (!(this.value instanceof StringType))
        throw new FHIRException("Type mismatch: the type StringType was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (StringType) this.value;
    }

    public boolean hasValueStringType() {
      return this != null && this.value instanceof StringType;
    }

    /**
     * @return {@link #value} (The value of the parameter.)
     */
    public BooleanType getValueBooleanType() throws FHIRException {
      if (this.value == null)
        this.value = new BooleanType();
      if (!(this.value instanceof BooleanType))
        throw new FHIRException("Type mismatch: the type BooleanType was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (BooleanType) this.value;
    }

    public boolean hasValueBooleanType() {
      return this != null && this.value instanceof BooleanType;
    }

    /**
     * @return {@link #value} (The value of the parameter.)
     */
    public IntegerType getValueIntegerType() throws FHIRException {
      if (this.value == null)
        this.value = new IntegerType();
      if (!(this.value instanceof IntegerType))
        throw new FHIRException("Type mismatch: the type IntegerType was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (IntegerType) this.value;
    }

    public boolean hasValueIntegerType() {
      return this != null && this.value instanceof IntegerType;
    }

    /**
     * @return {@link #value} (The value of the parameter.)
     */
    public DecimalType getValueDecimalType() throws FHIRException {
      if (this.value == null)
        this.value = new DecimalType();
      if (!(this.value instanceof DecimalType))
        throw new FHIRException("Type mismatch: the type DecimalType was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (DecimalType) this.value;
    }

    public boolean hasValueDecimalType() {
      return this != null && this.value instanceof DecimalType;
    }

    /**
     * @return {@link #value} (The value of the parameter.)
     */
    public UriType getValueUriType() throws FHIRException {
      if (this.value == null)
        this.value = new UriType();
      if (!(this.value instanceof UriType))
        throw new FHIRException("Type mismatch: the type UriType was expected, but " + this.value.getClass().getName()
            + " was encountered");
      return (UriType) this.value;
    }

    public boolean hasValueUriType() {
      return this != null && this.value instanceof UriType;
    }

    /**
     * @return {@link #value} (The value of the parameter.)
     */
    public CodeType getValueCodeType() throws FHIRException {
      if (this.value == null)
        this.value = new CodeType();
      if (!(this.value instanceof CodeType))
        throw new FHIRException("Type mismatch: the type CodeType was expected, but " + this.value.getClass().getName()
            + " was encountered");
      return (CodeType) this.value;
    }

    public boolean hasValueCodeType() {
      return this != null && this.value instanceof CodeType;
    }

    /**
     * @return {@link #value} (The value of the parameter.)
     */
    public DateTimeType getValueDateTimeType() throws FHIRException {
      if (this.value == null)
        this.value = new DateTimeType();
      if (!(this.value instanceof DateTimeType))
        throw new FHIRException("Type mismatch: the type DateTimeType was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (DateTimeType) this.value;
    }

    public boolean hasValueDateTimeType() {
      return this != null && this.value instanceof DateTimeType;
    }

    public boolean hasValue() {
      return this.value != null && !this.value.isEmpty();
    }

    /**
     * @param value {@link #value} (The value of the parameter.)
     */
    public ValueSetExpansionParameterComponent setValue(Type value) {
      if (value != null && !(value instanceof StringType || value instanceof BooleanType || value instanceof IntegerType
          || value instanceof DecimalType || value instanceof UriType || value instanceof CodeType
          || value instanceof DateTimeType))
        throw new Error("Not the right type for ValueSet.expansion.parameter.value[x]: " + value.fhirType());
      this.value = value;
      return this;
    }

    protected void listChildren(List children) {
      super.listChildren(children);
      children.add(new Property("name", "string",
          "Name of the input parameter to the $expand operation; may be a server-assigned name for additional default or other server-supplied parameters used to control the expansion process.",
          0, 1, name));
      children.add(new Property("value[x]", "string|boolean|integer|decimal|uri|code|dateTime",
          "The value of the parameter.", 0, 1, value));
    }

    @Override
    public Property getNamedProperty(int _hash, String _name, boolean _checkValid) throws FHIRException {
      switch (_hash) {
      case 3373707:
        /* name */ return new Property("name", "string",
            "Name of the input parameter to the $expand operation; may be a server-assigned name for additional default or other server-supplied parameters used to control the expansion process.",
            0, 1, name);
      case -1410166417:
        /* value[x] */ return new Property("value[x]", "string|boolean|integer|decimal|uri|code|dateTime",
            "The value of the parameter.", 0, 1, value);
      case 111972721:
        /* value */ return new Property("value[x]", "string|boolean|integer|decimal|uri|code|dateTime",
            "The value of the parameter.", 0, 1, value);
      case -1424603934:
        /* valueString */ return new Property("value[x]", "string|boolean|integer|decimal|uri|code|dateTime",
            "The value of the parameter.", 0, 1, value);
      case 733421943:
        /* valueBoolean */ return new Property("value[x]", "string|boolean|integer|decimal|uri|code|dateTime",
            "The value of the parameter.", 0, 1, value);
      case -1668204915:
        /* valueInteger */ return new Property("value[x]", "string|boolean|integer|decimal|uri|code|dateTime",
            "The value of the parameter.", 0, 1, value);
      case -2083993440:
        /* valueDecimal */ return new Property("value[x]", "string|boolean|integer|decimal|uri|code|dateTime",
            "The value of the parameter.", 0, 1, value);
      case -1410172357:
        /* valueUri */ return new Property("value[x]", "string|boolean|integer|decimal|uri|code|dateTime",
            "The value of the parameter.", 0, 1, value);
      case -766209282:
        /* valueCode */ return new Property("value[x]", "string|boolean|integer|decimal|uri|code|dateTime",
            "The value of the parameter.", 0, 1, value);
      case 1047929900:
        /* valueDateTime */ return new Property("value[x]", "string|boolean|integer|decimal|uri|code|dateTime",
            "The value of the parameter.", 0, 1, value);
      default:
        return super.getNamedProperty(_hash, _name, _checkValid);
      }

    }

    @Override
    public Base[] getProperty(int hash, String name, boolean checkValid) throws FHIRException {
      switch (hash) {
      case 3373707:
        /* name */ return this.name == null ? new Base[0] : new Base[] { this.name }; // StringType
      case 111972721:
        /* value */ return this.value == null ? new Base[0] : new Base[] { this.value }; // Type
      default:
        return super.getProperty(hash, name, checkValid);
      }

    }

    @Override
    public Base setProperty(int hash, String name, Base value) throws FHIRException {
      switch (hash) {
      case 3373707: // name
        this.name = castToString(value); // StringType
        return value;
      case 111972721: // value
        this.value = castToType(value); // Type
        return value;
      default:
        return super.setProperty(hash, name, value);
      }

    }

    @Override
    public Base setProperty(String name, Base value) throws FHIRException {
      if (name.equals("name")) {
        this.name = castToString(value); // StringType
      } else if (name.equals("value[x]")) {
        this.value = castToType(value); // Type
      } else
        return super.setProperty(name, value);
      return value;
    }

  @Override
  public void removeChild(String name, Base value) throws FHIRException {
      if (name.equals("name")) {
        this.name = null;
      } else if (name.equals("value[x]")) {
        this.value = null;
      } else
        super.removeChild(name, value);
      
    }

    @Override
    public Base makeProperty(int hash, String name) throws FHIRException {
      switch (hash) {
      case 3373707:
        return getNameElement();
      case -1410166417:
        return getValue();
      case 111972721:
        return getValue();
      default:
        return super.makeProperty(hash, name);
      }

    }

    @Override
    public String[] getTypesForProperty(int hash, String name) throws FHIRException {
      switch (hash) {
      case 3373707:
        /* name */ return new String[] { "string" };
      case 111972721:
        /* value */ return new String[] { "string", "boolean", "integer", "decimal", "uri", "code", "dateTime" };
      default:
        return super.getTypesForProperty(hash, name);
      }

    }

    @Override
    public Base addChild(String name) throws FHIRException {
      if (name.equals("name")) {
        throw new FHIRException("Cannot call addChild on a singleton property ValueSet.name");
      } else if (name.equals("valueString")) {
        this.value = new StringType();
        return this.value;
      } else if (name.equals("valueBoolean")) {
        this.value = new BooleanType();
        return this.value;
      } else if (name.equals("valueInteger")) {
        this.value = new IntegerType();
        return this.value;
      } else if (name.equals("valueDecimal")) {
        this.value = new DecimalType();
        return this.value;
      } else if (name.equals("valueUri")) {
        this.value = new UriType();
        return this.value;
      } else if (name.equals("valueCode")) {
        this.value = new CodeType();
        return this.value;
      } else if (name.equals("valueDateTime")) {
        this.value = new DateTimeType();
        return this.value;
      } else
        return super.addChild(name);
    }

    public ValueSetExpansionParameterComponent copy() {
      ValueSetExpansionParameterComponent dst = new ValueSetExpansionParameterComponent();
      copyValues(dst);
      return dst;
    }

    public void copyValues(ValueSetExpansionParameterComponent dst) {
      super.copyValues(dst);
      dst.name = name == null ? null : name.copy();
      dst.value = value == null ? null : value.copy();
    }

    @Override
    public boolean equalsDeep(Base other_) {
      if (!super.equalsDeep(other_))
        return false;
      if (!(other_ instanceof ValueSetExpansionParameterComponent))
        return false;
      ValueSetExpansionParameterComponent o = (ValueSetExpansionParameterComponent) other_;
      return compareDeep(name, o.name, true) && compareDeep(value, o.value, true);
    }

    @Override
    public boolean equalsShallow(Base other_) {
      if (!super.equalsShallow(other_))
        return false;
      if (!(other_ instanceof ValueSetExpansionParameterComponent))
        return false;
      ValueSetExpansionParameterComponent o = (ValueSetExpansionParameterComponent) other_;
      return compareValues(name, o.name, true);
    }

    public boolean isEmpty() {
      return super.isEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(name, value);
    }

    public String fhirType() {
      return "ValueSet.expansion.parameter";

    }

  }

  @Block()
  public static class ValueSetExpansionContainsComponent extends BackboneElement implements IBaseBackboneElement {
    /**
     * An absolute URI which is the code system in which the code for this item in
     * the expansion is defined.
     */
    @Child(name = "system", type = { UriType.class }, order = 1, min = 0, max = 1, modifier = false, summary = false)
    @Description(shortDefinition = "System value for the code", formalDefinition = "An absolute URI which is the code system in which the code for this item in the expansion is defined.")
    protected UriType system;

    /**
     * If true, this entry is included in the expansion for navigational purposes,
     * and the user cannot select the code directly as a proper value.
     */
    @Child(name = "abstract", type = {
        BooleanType.class }, order = 2, min = 0, max = 1, modifier = false, summary = false)
    @Description(shortDefinition = "If user cannot select this entry", formalDefinition = "If true, this entry is included in the expansion for navigational purposes, and the user cannot select the code directly as a proper value.")
    protected BooleanType abstract_;

    /**
     * If the concept is inactive in the code system that defines it. Inactive codes
     * are those that are no longer to be used, but are maintained by the code
     * system for understanding legacy data. It might not be known or specified
     * whether an concept is inactive (and it may depend on the context of use).
     */
    @Child(name = "inactive", type = {
        BooleanType.class }, order = 3, min = 0, max = 1, modifier = false, summary = false)
    @Description(shortDefinition = "If concept is inactive in the code system", formalDefinition = "If the concept is inactive in the code system that defines it. Inactive codes are those that are no longer to be used, but are maintained by the code system for understanding legacy data. It might not be known or specified whether an concept is inactive (and it may depend on the context of use).")
    protected BooleanType inactive;

    /**
     * The version of the code system from this code was taken. Note that a
     * well-maintained code system does not need the version reported, because the
     * meaning of codes is consistent across versions. However this cannot
     * consistently be assured, and when the meaning is not guaranteed to be
     * consistent, the version SHOULD be exchanged.
     */
    @Child(name = "version", type = {
        StringType.class }, order = 4, min = 0, max = 1, modifier = false, summary = false)
    @Description(shortDefinition = "Version in which this code/display is defined", formalDefinition = "The version of the code system from this code was taken. Note that a well-maintained code system does not need the version reported, because the meaning of codes is consistent across versions. However this cannot consistently be assured, and when the meaning is not guaranteed to be consistent, the version SHOULD be exchanged.")
    protected StringType version;

    /**
     * The code for this item in the expansion hierarchy. If this code is missing
     * the entry in the hierarchy is a place holder (abstract) and does not
     * represent a valid code in the value set.
     */
    @Child(name = "code", type = { CodeType.class }, order = 5, min = 0, max = 1, modifier = false, summary = false)
    @Description(shortDefinition = "Code - if blank, this is not a selectable code", formalDefinition = "The code for this item in the expansion hierarchy. If this code is missing the entry in the hierarchy is a place holder (abstract) and does not represent a valid code in the value set.")
    protected CodeType code;

    /**
     * The recommended display for this item in the expansion.
     */
    @Child(name = "display", type = {
        StringType.class }, order = 6, min = 0, max = 1, modifier = false, summary = false)
    @Description(shortDefinition = "User display for the concept", formalDefinition = "The recommended display for this item in the expansion.")
    protected StringType display;

    /**
     * Additional representations for this item - other languages, aliases,
     * specialized purposes, used for particular purposes, etc. These are relevant
     * when the conditions of the expansion do not fix to a single correct
     * representation.
     */
    @Child(name = "designation", type = {
        ConceptReferenceDesignationComponent.class }, order = 7, min = 0, max = Child.MAX_UNLIMITED, modifier = false, summary = false)
    @Description(shortDefinition = "Additional representations for this item", formalDefinition = "Additional representations for this item - other languages, aliases, specialized purposes, used for particular purposes, etc. These are relevant when the conditions of the expansion do not fix to a single correct representation.")
    protected List designation;

    /**
     * Other codes and entries contained under this entry in the hierarchy.
     */
    @Child(name = "contains", type = {
        ValueSetExpansionContainsComponent.class }, order = 8, min = 0, max = Child.MAX_UNLIMITED, modifier = false, summary = false)
    @Description(shortDefinition = "Codes contained under this entry", formalDefinition = "Other codes and entries contained under this entry in the hierarchy.")
    protected List contains;

    private static final long serialVersionUID = 719458860L;

    /**
     * Constructor
     */
    public ValueSetExpansionContainsComponent() {
      super();
    }

    /**
     * @return {@link #system} (An absolute URI which is the code system in which
     *         the code for this item in the expansion is defined.). This is the
     *         underlying object with id, value and extensions. The accessor
     *         "getSystem" gives direct access to the value
     */
    public UriType getSystemElement() {
      if (this.system == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create ValueSetExpansionContainsComponent.system");
        else if (Configuration.doAutoCreate())
          this.system = new UriType(); // bb
      return this.system;
    }

    public boolean hasSystemElement() {
      return this.system != null && !this.system.isEmpty();
    }

    public boolean hasSystem() {
      return this.system != null && !this.system.isEmpty();
    }

    /**
     * @param value {@link #system} (An absolute URI which is the code system in
     *              which the code for this item in the expansion is defined.). This
     *              is the underlying object with id, value and extensions. The
     *              accessor "getSystem" gives direct access to the value
     */
    public ValueSetExpansionContainsComponent setSystemElement(UriType value) {
      this.system = value;
      return this;
    }

    /**
     * @return An absolute URI which is the code system in which the code for this
     *         item in the expansion is defined.
     */
    public String getSystem() {
      return this.system == null ? null : this.system.getValue();
    }

    /**
     * @param value An absolute URI which is the code system in which the code for
     *              this item in the expansion is defined.
     */
    public ValueSetExpansionContainsComponent setSystem(String value) {
      if (Utilities.noString(value))
        this.system = null;
      else {
        if (this.system == null)
          this.system = new UriType();
        this.system.setValue(value);
      }
      return this;
    }

    /**
     * @return {@link #abstract_} (If true, this entry is included in the expansion
     *         for navigational purposes, and the user cannot select the code
     *         directly as a proper value.). This is the underlying object with id,
     *         value and extensions. The accessor "getAbstract" gives direct access
     *         to the value
     */
    public BooleanType getAbstractElement() {
      if (this.abstract_ == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create ValueSetExpansionContainsComponent.abstract_");
        else if (Configuration.doAutoCreate())
          this.abstract_ = new BooleanType(); // bb
      return this.abstract_;
    }

    public boolean hasAbstractElement() {
      return this.abstract_ != null && !this.abstract_.isEmpty();
    }

    public boolean hasAbstract() {
      return this.abstract_ != null && !this.abstract_.isEmpty();
    }

    /**
     * @param value {@link #abstract_} (If true, this entry is included in the
     *              expansion for navigational purposes, and the user cannot select
     *              the code directly as a proper value.). This is the underlying
     *              object with id, value and extensions. The accessor "getAbstract"
     *              gives direct access to the value
     */
    public ValueSetExpansionContainsComponent setAbstractElement(BooleanType value) {
      this.abstract_ = value;
      return this;
    }

    /**
     * @return If true, this entry is included in the expansion for navigational
     *         purposes, and the user cannot select the code directly as a proper
     *         value.
     */
    public boolean getAbstract() {
      return this.abstract_ == null || this.abstract_.isEmpty() ? false : this.abstract_.getValue();
    }

    /**
     * @param value If true, this entry is included in the expansion for
     *              navigational purposes, and the user cannot select the code
     *              directly as a proper value.
     */
    public ValueSetExpansionContainsComponent setAbstract(boolean value) {
      if (this.abstract_ == null)
        this.abstract_ = new BooleanType();
      this.abstract_.setValue(value);
      return this;
    }

    /**
     * @return {@link #inactive} (If the concept is inactive in the code system that
     *         defines it. Inactive codes are those that are no longer to be used,
     *         but are maintained by the code system for understanding legacy data.
     *         It might not be known or specified whether an concept is inactive
     *         (and it may depend on the context of use).). This is the underlying
     *         object with id, value and extensions. The accessor "getInactive"
     *         gives direct access to the value
     */
    public BooleanType getInactiveElement() {
      if (this.inactive == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create ValueSetExpansionContainsComponent.inactive");
        else if (Configuration.doAutoCreate())
          this.inactive = new BooleanType(); // bb
      return this.inactive;
    }

    public boolean hasInactiveElement() {
      return this.inactive != null && !this.inactive.isEmpty();
    }

    public boolean hasInactive() {
      return this.inactive != null && !this.inactive.isEmpty();
    }

    /**
     * @param value {@link #inactive} (If the concept is inactive in the code system
     *              that defines it. Inactive codes are those that are no longer to
     *              be used, but are maintained by the code system for understanding
     *              legacy data. It might not be known or specified whether an
     *              concept is inactive (and it may depend on the context of use).).
     *              This is the underlying object with id, value and extensions. The
     *              accessor "getInactive" gives direct access to the value
     */
    public ValueSetExpansionContainsComponent setInactiveElement(BooleanType value) {
      this.inactive = value;
      return this;
    }

    /**
     * @return If the concept is inactive in the code system that defines it.
     *         Inactive codes are those that are no longer to be used, but are
     *         maintained by the code system for understanding legacy data. It might
     *         not be known or specified whether an concept is inactive (and it may
     *         depend on the context of use).
     */
    public boolean getInactive() {
      return this.inactive == null || this.inactive.isEmpty() ? false : this.inactive.getValue();
    }

    /**
     * @param value If the concept is inactive in the code system that defines it.
     *              Inactive codes are those that are no longer to be used, but are
     *              maintained by the code system for understanding legacy data. It
     *              might not be known or specified whether an concept is inactive
     *              (and it may depend on the context of use).
     */
    public ValueSetExpansionContainsComponent setInactive(boolean value) {
      if (this.inactive == null)
        this.inactive = new BooleanType();
      this.inactive.setValue(value);
      return this;
    }

    /**
     * @return {@link #version} (The version of the code system from this code was
     *         taken. Note that a well-maintained code system does not need the
     *         version reported, because the meaning of codes is consistent across
     *         versions. However this cannot consistently be assured, and when the
     *         meaning is not guaranteed to be consistent, the version SHOULD be
     *         exchanged.). This is the underlying object with id, value and
     *         extensions. The accessor "getVersion" gives direct access to the
     *         value
     */
    public StringType getVersionElement() {
      if (this.version == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create ValueSetExpansionContainsComponent.version");
        else if (Configuration.doAutoCreate())
          this.version = new StringType(); // bb
      return this.version;
    }

    public boolean hasVersionElement() {
      return this.version != null && !this.version.isEmpty();
    }

    public boolean hasVersion() {
      return this.version != null && !this.version.isEmpty();
    }

    /**
     * @param value {@link #version} (The version of the code system from this code
     *              was taken. Note that a well-maintained code system does not need
     *              the version reported, because the meaning of codes is consistent
     *              across versions. However this cannot consistently be assured,
     *              and when the meaning is not guaranteed to be consistent, the
     *              version SHOULD be exchanged.). This is the underlying object
     *              with id, value and extensions. The accessor "getVersion" gives
     *              direct access to the value
     */
    public ValueSetExpansionContainsComponent setVersionElement(StringType value) {
      this.version = value;
      return this;
    }

    /**
     * @return The version of the code system from this code was taken. Note that a
     *         well-maintained code system does not need the version reported,
     *         because the meaning of codes is consistent across versions. However
     *         this cannot consistently be assured, and when the meaning is not
     *         guaranteed to be consistent, the version SHOULD be exchanged.
     */
    public String getVersion() {
      return this.version == null ? null : this.version.getValue();
    }

    /**
     * @param value The version of the code system from this code was taken. Note
     *              that a well-maintained code system does not need the version
     *              reported, because the meaning of codes is consistent across
     *              versions. However this cannot consistently be assured, and when
     *              the meaning is not guaranteed to be consistent, the version
     *              SHOULD be exchanged.
     */
    public ValueSetExpansionContainsComponent setVersion(String value) {
      if (Utilities.noString(value))
        this.version = null;
      else {
        if (this.version == null)
          this.version = new StringType();
        this.version.setValue(value);
      }
      return this;
    }

    /**
     * @return {@link #code} (The code for this item in the expansion hierarchy. If
     *         this code is missing the entry in the hierarchy is a place holder
     *         (abstract) and does not represent a valid code in the value set.).
     *         This is the underlying object with id, value and extensions. The
     *         accessor "getCode" gives direct access to the value
     */
    public CodeType getCodeElement() {
      if (this.code == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create ValueSetExpansionContainsComponent.code");
        else if (Configuration.doAutoCreate())
          this.code = new CodeType(); // bb
      return this.code;
    }

    public boolean hasCodeElement() {
      return this.code != null && !this.code.isEmpty();
    }

    public boolean hasCode() {
      return this.code != null && !this.code.isEmpty();
    }

    /**
     * @param value {@link #code} (The code for this item in the expansion
     *              hierarchy. If this code is missing the entry in the hierarchy is
     *              a place holder (abstract) and does not represent a valid code in
     *              the value set.). This is the underlying object with id, value
     *              and extensions. The accessor "getCode" gives direct access to
     *              the value
     */
    public ValueSetExpansionContainsComponent setCodeElement(CodeType value) {
      this.code = value;
      return this;
    }

    /**
     * @return The code for this item in the expansion hierarchy. If this code is
     *         missing the entry in the hierarchy is a place holder (abstract) and
     *         does not represent a valid code in the value set.
     */
    public String getCode() {
      return this.code == null ? null : this.code.getValue();
    }

    /**
     * @param value The code for this item in the expansion hierarchy. If this code
     *              is missing the entry in the hierarchy is a place holder
     *              (abstract) and does not represent a valid code in the value set.
     */
    public ValueSetExpansionContainsComponent setCode(String value) {
      if (Utilities.noString(value))
        this.code = null;
      else {
        if (this.code == null)
          this.code = new CodeType();
        this.code.setValue(value);
      }
      return this;
    }

    /**
     * @return {@link #display} (The recommended display for this item in the
     *         expansion.). This is the underlying object with id, value and
     *         extensions. The accessor "getDisplay" gives direct access to the
     *         value
     */
    public StringType getDisplayElement() {
      if (this.display == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create ValueSetExpansionContainsComponent.display");
        else if (Configuration.doAutoCreate())
          this.display = new StringType(); // bb
      return this.display;
    }

    public boolean hasDisplayElement() {
      return this.display != null && !this.display.isEmpty();
    }

    public boolean hasDisplay() {
      return this.display != null && !this.display.isEmpty();
    }

    /**
     * @param value {@link #display} (The recommended display for this item in the
     *              expansion.). This is the underlying object with id, value and
     *              extensions. The accessor "getDisplay" gives direct access to the
     *              value
     */
    public ValueSetExpansionContainsComponent setDisplayElement(StringType value) {
      this.display = value;
      return this;
    }

    /**
     * @return The recommended display for this item in the expansion.
     */
    public String getDisplay() {
      return this.display == null ? null : this.display.getValue();
    }

    /**
     * @param value The recommended display for this item in the expansion.
     */
    public ValueSetExpansionContainsComponent setDisplay(String value) {
      if (Utilities.noString(value))
        this.display = null;
      else {
        if (this.display == null)
          this.display = new StringType();
        this.display.setValue(value);
      }
      return this;
    }

    /**
     * @return {@link #designation} (Additional representations for this item -
     *         other languages, aliases, specialized purposes, used for particular
     *         purposes, etc. These are relevant when the conditions of the
     *         expansion do not fix to a single correct representation.)
     */
    public List getDesignation() {
      if (this.designation == null)
        this.designation = new ArrayList();
      return this.designation;
    }

    /**
     * @return Returns a reference to this for easy method chaining
     */
    public ValueSetExpansionContainsComponent setDesignation(
        List theDesignation) {
      this.designation = theDesignation;
      return this;
    }

    public boolean hasDesignation() {
      if (this.designation == null)
        return false;
      for (ConceptReferenceDesignationComponent item : this.designation)
        if (!item.isEmpty())
          return true;
      return false;
    }

    public ConceptReferenceDesignationComponent addDesignation() { // 3
      ConceptReferenceDesignationComponent t = new ConceptReferenceDesignationComponent();
      if (this.designation == null)
        this.designation = new ArrayList();
      this.designation.add(t);
      return t;
    }

    public ValueSetExpansionContainsComponent addDesignation(ConceptReferenceDesignationComponent t) { // 3
      if (t == null)
        return this;
      if (this.designation == null)
        this.designation = new ArrayList();
      this.designation.add(t);
      return this;
    }

    /**
     * @return The first repetition of repeating field {@link #designation},
     *         creating it if it does not already exist
     */
    public ConceptReferenceDesignationComponent getDesignationFirstRep() {
      if (getDesignation().isEmpty()) {
        addDesignation();
      }
      return getDesignation().get(0);
    }

    /**
     * @return {@link #contains} (Other codes and entries contained under this entry
     *         in the hierarchy.)
     */
    public List getContains() {
      if (this.contains == null)
        this.contains = new ArrayList();
      return this.contains;
    }

    /**
     * @return Returns a reference to this for easy method chaining
     */
    public ValueSetExpansionContainsComponent setContains(List theContains) {
      this.contains = theContains;
      return this;
    }

    public boolean hasContains() {
      if (this.contains == null)
        return false;
      for (ValueSetExpansionContainsComponent item : this.contains)
        if (!item.isEmpty())
          return true;
      return false;
    }

    public ValueSetExpansionContainsComponent addContains() { // 3
      ValueSetExpansionContainsComponent t = new ValueSetExpansionContainsComponent();
      if (this.contains == null)
        this.contains = new ArrayList();
      this.contains.add(t);
      return t;
    }

    public ValueSetExpansionContainsComponent addContains(ValueSetExpansionContainsComponent t) { // 3
      if (t == null)
        return this;
      if (this.contains == null)
        this.contains = new ArrayList();
      this.contains.add(t);
      return this;
    }

    /**
     * @return The first repetition of repeating field {@link #contains}, creating
     *         it if it does not already exist
     */
    public ValueSetExpansionContainsComponent getContainsFirstRep() {
      if (getContains().isEmpty()) {
        addContains();
      }
      return getContains().get(0);
    }

    protected void listChildren(List children) {
      super.listChildren(children);
      children.add(new Property("system", "uri",
          "An absolute URI which is the code system in which the code for this item in the expansion is defined.", 0, 1,
          system));
      children.add(new Property("abstract", "boolean",
          "If true, this entry is included in the expansion for navigational purposes, and the user cannot select the code directly as a proper value.",
          0, 1, abstract_));
      children.add(new Property("inactive", "boolean",
          "If the concept is inactive in the code system that defines it. Inactive codes are those that are no longer to be used, but are maintained by the code system for understanding legacy data. It might not be known or specified whether an concept is inactive (and it may depend on the context of use).",
          0, 1, inactive));
      children.add(new Property("version", "string",
          "The version of the code system from this code was taken. Note that a well-maintained code system does not need the version reported, because the meaning of codes is consistent across versions. However this cannot consistently be assured, and when the meaning is not guaranteed to be consistent, the version SHOULD be exchanged.",
          0, 1, version));
      children.add(new Property("code", "code",
          "The code for this item in the expansion hierarchy. If this code is missing the entry in the hierarchy is a place holder (abstract) and does not represent a valid code in the value set.",
          0, 1, code));
      children.add(
          new Property("display", "string", "The recommended display for this item in the expansion.", 0, 1, display));
      children.add(new Property("designation", "@ValueSet.compose.include.concept.designation",
          "Additional representations for this item - other languages, aliases, specialized purposes, used for particular purposes, etc. These are relevant when the conditions of the expansion do not fix to a single correct representation.",
          0, java.lang.Integer.MAX_VALUE, designation));
      children.add(new Property("contains", "@ValueSet.expansion.contains",
          "Other codes and entries contained under this entry in the hierarchy.", 0, java.lang.Integer.MAX_VALUE,
          contains));
    }

    @Override
    public Property getNamedProperty(int _hash, String _name, boolean _checkValid) throws FHIRException {
      switch (_hash) {
      case -887328209:
        /* system */ return new Property("system", "uri",
            "An absolute URI which is the code system in which the code for this item in the expansion is defined.", 0,
            1, system);
      case 1732898850:
        /* abstract */ return new Property("abstract", "boolean",
            "If true, this entry is included in the expansion for navigational purposes, and the user cannot select the code directly as a proper value.",
            0, 1, abstract_);
      case 24665195:
        /* inactive */ return new Property("inactive", "boolean",
            "If the concept is inactive in the code system that defines it. Inactive codes are those that are no longer to be used, but are maintained by the code system for understanding legacy data. It might not be known or specified whether an concept is inactive (and it may depend on the context of use).",
            0, 1, inactive);
      case 351608024:
        /* version */ return new Property("version", "string",
            "The version of the code system from this code was taken. Note that a well-maintained code system does not need the version reported, because the meaning of codes is consistent across versions. However this cannot consistently be assured, and when the meaning is not guaranteed to be consistent, the version SHOULD be exchanged.",
            0, 1, version);
      case 3059181:
        /* code */ return new Property("code", "code",
            "The code for this item in the expansion hierarchy. If this code is missing the entry in the hierarchy is a place holder (abstract) and does not represent a valid code in the value set.",
            0, 1, code);
      case 1671764162:
        /* display */ return new Property("display", "string",
            "The recommended display for this item in the expansion.", 0, 1, display);
      case -900931593:
        /* designation */ return new Property("designation", "@ValueSet.compose.include.concept.designation",
            "Additional representations for this item - other languages, aliases, specialized purposes, used for particular purposes, etc. These are relevant when the conditions of the expansion do not fix to a single correct representation.",
            0, java.lang.Integer.MAX_VALUE, designation);
      case -567445985:
        /* contains */ return new Property("contains", "@ValueSet.expansion.contains",
            "Other codes and entries contained under this entry in the hierarchy.", 0, java.lang.Integer.MAX_VALUE,
            contains);
      default:
        return super.getNamedProperty(_hash, _name, _checkValid);
      }

    }

    @Override
    public Base[] getProperty(int hash, String name, boolean checkValid) throws FHIRException {
      switch (hash) {
      case -887328209:
        /* system */ return this.system == null ? new Base[0] : new Base[] { this.system }; // UriType
      case 1732898850:
        /* abstract */ return this.abstract_ == null ? new Base[0] : new Base[] { this.abstract_ }; // BooleanType
      case 24665195:
        /* inactive */ return this.inactive == null ? new Base[0] : new Base[] { this.inactive }; // BooleanType
      case 351608024:
        /* version */ return this.version == null ? new Base[0] : new Base[] { this.version }; // StringType
      case 3059181:
        /* code */ return this.code == null ? new Base[0] : new Base[] { this.code }; // CodeType
      case 1671764162:
        /* display */ return this.display == null ? new Base[0] : new Base[] { this.display }; // StringType
      case -900931593:
        /* designation */ return this.designation == null ? new Base[0]
            : this.designation.toArray(new Base[this.designation.size()]); // ConceptReferenceDesignationComponent
      case -567445985:
        /* contains */ return this.contains == null ? new Base[0]
            : this.contains.toArray(new Base[this.contains.size()]); // ValueSetExpansionContainsComponent
      default:
        return super.getProperty(hash, name, checkValid);
      }

    }

    @Override
    public Base setProperty(int hash, String name, Base value) throws FHIRException {
      switch (hash) {
      case -887328209: // system
        this.system = castToUri(value); // UriType
        return value;
      case 1732898850: // abstract
        this.abstract_ = castToBoolean(value); // BooleanType
        return value;
      case 24665195: // inactive
        this.inactive = castToBoolean(value); // BooleanType
        return value;
      case 351608024: // version
        this.version = castToString(value); // StringType
        return value;
      case 3059181: // code
        this.code = castToCode(value); // CodeType
        return value;
      case 1671764162: // display
        this.display = castToString(value); // StringType
        return value;
      case -900931593: // designation
        this.getDesignation().add((ConceptReferenceDesignationComponent) value); // ConceptReferenceDesignationComponent
        return value;
      case -567445985: // contains
        this.getContains().add((ValueSetExpansionContainsComponent) value); // ValueSetExpansionContainsComponent
        return value;
      default:
        return super.setProperty(hash, name, value);
      }

    }

    @Override
    public Base setProperty(String name, Base value) throws FHIRException {
      if (name.equals("system")) {
        this.system = castToUri(value); // UriType
      } else if (name.equals("abstract")) {
        this.abstract_ = castToBoolean(value); // BooleanType
      } else if (name.equals("inactive")) {
        this.inactive = castToBoolean(value); // BooleanType
      } else if (name.equals("version")) {
        this.version = castToString(value); // StringType
      } else if (name.equals("code")) {
        this.code = castToCode(value); // CodeType
      } else if (name.equals("display")) {
        this.display = castToString(value); // StringType
      } else if (name.equals("designation")) {
        this.getDesignation().add((ConceptReferenceDesignationComponent) value);
      } else if (name.equals("contains")) {
        this.getContains().add((ValueSetExpansionContainsComponent) value);
      } else
        return super.setProperty(name, value);
      return value;
    }

  @Override
  public void removeChild(String name, Base value) throws FHIRException {
      if (name.equals("system")) {
        this.system = null;
      } else if (name.equals("abstract")) {
        this.abstract_ = null;
      } else if (name.equals("inactive")) {
        this.inactive = null;
      } else if (name.equals("version")) {
        this.version = null;
      } else if (name.equals("code")) {
        this.code = null;
      } else if (name.equals("display")) {
        this.display = null;
      } else if (name.equals("designation")) {
        this.getDesignation().remove((ConceptReferenceDesignationComponent) value);
      } else if (name.equals("contains")) {
        this.getContains().remove((ValueSetExpansionContainsComponent) value);
      } else
        super.removeChild(name, value);
      
    }

    @Override
    public Base makeProperty(int hash, String name) throws FHIRException {
      switch (hash) {
      case -887328209:
        return getSystemElement();
      case 1732898850:
        return getAbstractElement();
      case 24665195:
        return getInactiveElement();
      case 351608024:
        return getVersionElement();
      case 3059181:
        return getCodeElement();
      case 1671764162:
        return getDisplayElement();
      case -900931593:
        return addDesignation();
      case -567445985:
        return addContains();
      default:
        return super.makeProperty(hash, name);
      }

    }

    @Override
    public String[] getTypesForProperty(int hash, String name) throws FHIRException {
      switch (hash) {
      case -887328209:
        /* system */ return new String[] { "uri" };
      case 1732898850:
        /* abstract */ return new String[] { "boolean" };
      case 24665195:
        /* inactive */ return new String[] { "boolean" };
      case 351608024:
        /* version */ return new String[] { "string" };
      case 3059181:
        /* code */ return new String[] { "code" };
      case 1671764162:
        /* display */ return new String[] { "string" };
      case -900931593:
        /* designation */ return new String[] { "@ValueSet.compose.include.concept.designation" };
      case -567445985:
        /* contains */ return new String[] { "@ValueSet.expansion.contains" };
      default:
        return super.getTypesForProperty(hash, name);
      }

    }

    @Override
    public Base addChild(String name) throws FHIRException {
      if (name.equals("system")) {
        throw new FHIRException("Cannot call addChild on a singleton property ValueSet.system");
      } else if (name.equals("abstract")) {
        throw new FHIRException("Cannot call addChild on a singleton property ValueSet.abstract");
      } else if (name.equals("inactive")) {
        throw new FHIRException("Cannot call addChild on a singleton property ValueSet.inactive");
      } else if (name.equals("version")) {
        throw new FHIRException("Cannot call addChild on a singleton property ValueSet.version");
      } else if (name.equals("code")) {
        throw new FHIRException("Cannot call addChild on a singleton property ValueSet.code");
      } else if (name.equals("display")) {
        throw new FHIRException("Cannot call addChild on a singleton property ValueSet.display");
      } else if (name.equals("designation")) {
        return addDesignation();
      } else if (name.equals("contains")) {
        return addContains();
      } else
        return super.addChild(name);
    }

    public ValueSetExpansionContainsComponent copy() {
      ValueSetExpansionContainsComponent dst = new ValueSetExpansionContainsComponent();
      copyValues(dst);
      return dst;
    }

    public void copyValues(ValueSetExpansionContainsComponent dst) {
      super.copyValues(dst);
      dst.system = system == null ? null : system.copy();
      dst.abstract_ = abstract_ == null ? null : abstract_.copy();
      dst.inactive = inactive == null ? null : inactive.copy();
      dst.version = version == null ? null : version.copy();
      dst.code = code == null ? null : code.copy();
      dst.display = display == null ? null : display.copy();
      if (designation != null) {
        dst.designation = new ArrayList();
        for (ConceptReferenceDesignationComponent i : designation)
          dst.designation.add(i.copy());
      }
      ;
      if (contains != null) {
        dst.contains = new ArrayList();
        for (ValueSetExpansionContainsComponent i : contains)
          dst.contains.add(i.copy());
      }
      ;
    }

    @Override
    public boolean equalsDeep(Base other_) {
      if (!super.equalsDeep(other_))
        return false;
      if (!(other_ instanceof ValueSetExpansionContainsComponent))
        return false;
      ValueSetExpansionContainsComponent o = (ValueSetExpansionContainsComponent) other_;
      return compareDeep(system, o.system, true) && compareDeep(abstract_, o.abstract_, true)
          && compareDeep(inactive, o.inactive, true) && compareDeep(version, o.version, true)
          && compareDeep(code, o.code, true) && compareDeep(display, o.display, true)
          && compareDeep(designation, o.designation, true) && compareDeep(contains, o.contains, true);
    }

    @Override
    public boolean equalsShallow(Base other_) {
      if (!super.equalsShallow(other_))
        return false;
      if (!(other_ instanceof ValueSetExpansionContainsComponent))
        return false;
      ValueSetExpansionContainsComponent o = (ValueSetExpansionContainsComponent) other_;
      return compareValues(system, o.system, true) && compareValues(abstract_, o.abstract_, true)
          && compareValues(inactive, o.inactive, true) && compareValues(version, o.version, true)
          && compareValues(code, o.code, true) && compareValues(display, o.display, true);
    }

    public boolean isEmpty() {
      return super.isEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(system, abstract_, inactive, version, code,
          display, designation, contains);
    }

    public String fhirType() {
      return "ValueSet.expansion.contains";

    }

  }

  /**
   * A formal identifier that is used to identify this value set when it is
   * represented in other formats, or referenced in a specification, model, design
   * or an instance.
   */
  @Child(name = "identifier", type = {
      Identifier.class }, order = 0, min = 0, max = Child.MAX_UNLIMITED, modifier = false, summary = true)
  @Description(shortDefinition = "Additional identifier for the value set (business identifier)", formalDefinition = "A formal identifier that is used to identify this value set when it is represented in other formats, or referenced in a specification, model, design or an instance.")
  protected List identifier;

  /**
   * If this is set to 'true', then no new versions of the content logical
   * definition can be created. Note: Other metadata might still change.
   */
  @Child(name = "immutable", type = {
      BooleanType.class }, order = 1, min = 0, max = 1, modifier = false, summary = true)
  @Description(shortDefinition = "Indicates whether or not any change to the content logical definition may occur", formalDefinition = "If this is set to 'true', then no new versions of the content logical definition can be created.  Note: Other metadata might still change.")
  protected BooleanType immutable;

  /**
   * Explanation of why this value set is needed and why it has been designed as
   * it has.
   */
  @Child(name = "purpose", type = {
      MarkdownType.class }, order = 2, min = 0, max = 1, modifier = false, summary = false)
  @Description(shortDefinition = "Why this value set is defined", formalDefinition = "Explanation of why this value set is needed and why it has been designed as it has.")
  protected MarkdownType purpose;

  /**
   * A copyright statement relating to the value set and/or its contents.
   * Copyright statements are generally legal restrictions on the use and
   * publishing of the value set.
   */
  @Child(name = "copyright", type = {
      MarkdownType.class }, order = 3, min = 0, max = 1, modifier = false, summary = false)
  @Description(shortDefinition = "Use and/or publishing restrictions", formalDefinition = "A copyright statement relating to the value set and/or its contents. Copyright statements are generally legal restrictions on the use and publishing of the value set.")
  protected MarkdownType copyright;

  /**
   * A set of criteria that define the contents of the value set by including or
   * excluding codes selected from the specified code system(s) that the value set
   * draws from. This is also known as the Content Logical Definition (CLD).
   */
  @Child(name = "compose", type = {}, order = 4, min = 0, max = 1, modifier = false, summary = false)
  @Description(shortDefinition = "Content logical definition of the value set (CLD)", formalDefinition = "A set of criteria that define the contents of the value set by including or excluding codes selected from the specified code system(s) that the value set draws from. This is also known as the Content Logical Definition (CLD).")
  protected ValueSetComposeComponent compose;

  /**
   * A value set can also be "expanded", where the value set is turned into a
   * simple collection of enumerated codes. This element holds the expansion, if
   * it has been performed.
   */
  @Child(name = "expansion", type = {}, order = 5, min = 0, max = 1, modifier = false, summary = false)
  @Description(shortDefinition = "Used when the value set is \"expanded\"", formalDefinition = "A value set can also be \"expanded\", where the value set is turned into a simple collection of enumerated codes. This element holds the expansion, if it has been performed.")
  protected ValueSetExpansionComponent expansion;

  private static final long serialVersionUID = 786712949L;

  /**
   * Constructor
   */
  public ValueSet() {
    super();
  }

  /**
   * Constructor
   */
  public ValueSet(Enumeration status) {
    super();
    this.status = status;
  }

  /**
   * @return {@link #url} (An absolute URI that is used to identify this value set
   *         when it is referenced in a specification, model, design or an
   *         instance; also called its canonical identifier. This SHOULD be
   *         globally unique and SHOULD be a literal address at which at which an
   *         authoritative instance of this value set is (or will be) published.
   *         This URL can be the target of a canonical reference. It SHALL remain
   *         the same when the value set is stored on different servers.). This is
   *         the underlying object with id, value and extensions. The accessor
   *         "getUrl" gives direct access to the value
   */
  public UriType getUrlElement() {
    if (this.url == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create ValueSet.url");
      else if (Configuration.doAutoCreate())
        this.url = new UriType(); // bb
    return this.url;
  }

  public boolean hasUrlElement() {
    return this.url != null && !this.url.isEmpty();
  }

  public boolean hasUrl() {
    return this.url != null && !this.url.isEmpty();
  }

  /**
   * @param value {@link #url} (An absolute URI that is used to identify this
   *              value set when it is referenced in a specification, model,
   *              design or an instance; also called its canonical identifier.
   *              This SHOULD be globally unique and SHOULD be a literal address
   *              at which at which an authoritative instance of this value set is
   *              (or will be) published. This URL can be the target of a
   *              canonical reference. It SHALL remain the same when the value set
   *              is stored on different servers.). This is the underlying object
   *              with id, value and extensions. The accessor "getUrl" gives
   *              direct access to the value
   */
  public ValueSet setUrlElement(UriType value) {
    this.url = value;
    return this;
  }

  /**
   * @return An absolute URI that is used to identify this value set when it is
   *         referenced in a specification, model, design or an instance; also
   *         called its canonical identifier. This SHOULD be globally unique and
   *         SHOULD be a literal address at which at which an authoritative
   *         instance of this value set is (or will be) published. This URL can be
   *         the target of a canonical reference. It SHALL remain the same when
   *         the value set is stored on different servers.
   */
  public String getUrl() {
    return this.url == null ? null : this.url.getValue();
  }

  /**
   * @param value An absolute URI that is used to identify this value set when it
   *              is referenced in a specification, model, design or an instance;
   *              also called its canonical identifier. This SHOULD be globally
   *              unique and SHOULD be a literal address at which at which an
   *              authoritative instance of this value set is (or will be)
   *              published. This URL can be the target of a canonical reference.
   *              It SHALL remain the same when the value set is stored on
   *              different servers.
   */
  public ValueSet setUrl(String value) {
    if (Utilities.noString(value))
      this.url = null;
    else {
      if (this.url == null)
        this.url = new UriType();
      this.url.setValue(value);
    }
    return this;
  }

  /**
   * @return {@link #identifier} (A formal identifier that is used to identify
   *         this value set when it is represented in other formats, or referenced
   *         in a specification, model, design or an instance.)
   */
  public List getIdentifier() {
    if (this.identifier == null)
      this.identifier = new ArrayList();
    return this.identifier;
  }

  /**
   * @return Returns a reference to this for easy method chaining
   */
  public ValueSet setIdentifier(List theIdentifier) {
    this.identifier = theIdentifier;
    return this;
  }

  public boolean hasIdentifier() {
    if (this.identifier == null)
      return false;
    for (Identifier item : this.identifier)
      if (!item.isEmpty())
        return true;
    return false;
  }

  public Identifier addIdentifier() { // 3
    Identifier t = new Identifier();
    if (this.identifier == null)
      this.identifier = new ArrayList();
    this.identifier.add(t);
    return t;
  }

  public ValueSet addIdentifier(Identifier t) { // 3
    if (t == null)
      return this;
    if (this.identifier == null)
      this.identifier = new ArrayList();
    this.identifier.add(t);
    return this;
  }

  /**
   * @return The first repetition of repeating field {@link #identifier}, creating
   *         it if it does not already exist
   */
  public Identifier getIdentifierFirstRep() {
    if (getIdentifier().isEmpty()) {
      addIdentifier();
    }
    return getIdentifier().get(0);
  }

  /**
   * @return {@link #version} (The identifier that is used to identify this
   *         version of the value set when it is referenced in a specification,
   *         model, design or instance. This is an arbitrary value managed by the
   *         value set author and is not expected to be globally unique. For
   *         example, it might be a timestamp (e.g. yyyymmdd) if a managed version
   *         is not available. There is also no expectation that versions can be
   *         placed in a lexicographical sequence.). This is the underlying object
   *         with id, value and extensions. The accessor "getVersion" gives direct
   *         access to the value
   */
  public StringType getVersionElement() {
    if (this.version == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create ValueSet.version");
      else if (Configuration.doAutoCreate())
        this.version = new StringType(); // bb
    return this.version;
  }

  public boolean hasVersionElement() {
    return this.version != null && !this.version.isEmpty();
  }

  public boolean hasVersion() {
    return this.version != null && !this.version.isEmpty();
  }

  /**
   * @param value {@link #version} (The identifier that is used to identify this
   *              version of the value set when it is referenced in a
   *              specification, model, design or instance. This is an arbitrary
   *              value managed by the value set author and is not expected to be
   *              globally unique. For example, it might be a timestamp (e.g.
   *              yyyymmdd) if a managed version is not available. There is also
   *              no expectation that versions can be placed in a lexicographical
   *              sequence.). This is the underlying object with id, value and
   *              extensions. The accessor "getVersion" gives direct access to the
   *              value
   */
  public ValueSet setVersionElement(StringType value) {
    this.version = value;
    return this;
  }

  /**
   * @return The identifier that is used to identify this version of the value set
   *         when it is referenced in a specification, model, design or instance.
   *         This is an arbitrary value managed by the value set author and is not
   *         expected to be globally unique. For example, it might be a timestamp
   *         (e.g. yyyymmdd) if a managed version is not available. There is also
   *         no expectation that versions can be placed in a lexicographical
   *         sequence.
   */
  public String getVersion() {
    return this.version == null ? null : this.version.getValue();
  }

  /**
   * @param value The identifier that is used to identify this version of the
   *              value set when it is referenced in a specification, model,
   *              design or instance. This is an arbitrary value managed by the
   *              value set author and is not expected to be globally unique. For
   *              example, it might be a timestamp (e.g. yyyymmdd) if a managed
   *              version is not available. There is also no expectation that
   *              versions can be placed in a lexicographical sequence.
   */
  public ValueSet setVersion(String value) {
    if (Utilities.noString(value))
      this.version = null;
    else {
      if (this.version == null)
        this.version = new StringType();
      this.version.setValue(value);
    }
    return this;
  }

  /**
   * @return {@link #name} (A natural language name identifying the value set.
   *         This name should be usable as an identifier for the module by machine
   *         processing applications such as code generation.). This is the
   *         underlying object with id, value and extensions. The accessor
   *         "getName" gives direct access to the value
   */
  public StringType getNameElement() {
    if (this.name == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create ValueSet.name");
      else if (Configuration.doAutoCreate())
        this.name = new StringType(); // bb
    return this.name;
  }

  public boolean hasNameElement() {
    return this.name != null && !this.name.isEmpty();
  }

  public boolean hasName() {
    return this.name != null && !this.name.isEmpty();
  }

  /**
   * @param value {@link #name} (A natural language name identifying the value
   *              set. This name should be usable as an identifier for the module
   *              by machine processing applications such as code generation.).
   *              This is the underlying object with id, value and extensions. The
   *              accessor "getName" gives direct access to the value
   */
  public ValueSet setNameElement(StringType value) {
    this.name = value;
    return this;
  }

  /**
   * @return A natural language name identifying the value set. This name should
   *         be usable as an identifier for the module by machine processing
   *         applications such as code generation.
   */
  public String getName() {
    return this.name == null ? null : this.name.getValue();
  }

  /**
   * @param value A natural language name identifying the value set. This name
   *              should be usable as an identifier for the module by machine
   *              processing applications such as code generation.
   */
  public ValueSet setName(String value) {
    if (Utilities.noString(value))
      this.name = null;
    else {
      if (this.name == null)
        this.name = new StringType();
      this.name.setValue(value);
    }
    return this;
  }

  /**
   * @return {@link #title} (A short, descriptive, user-friendly title for the
   *         value set.). This is the underlying object with id, value and
   *         extensions. The accessor "getTitle" gives direct access to the value
   */
  public StringType getTitleElement() {
    if (this.title == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create ValueSet.title");
      else if (Configuration.doAutoCreate())
        this.title = new StringType(); // bb
    return this.title;
  }

  public boolean hasTitleElement() {
    return this.title != null && !this.title.isEmpty();
  }

  public boolean hasTitle() {
    return this.title != null && !this.title.isEmpty();
  }

  /**
   * @param value {@link #title} (A short, descriptive, user-friendly title for
   *              the value set.). This is the underlying object with id, value
   *              and extensions. The accessor "getTitle" gives direct access to
   *              the value
   */
  public ValueSet setTitleElement(StringType value) {
    this.title = value;
    return this;
  }

  /**
   * @return A short, descriptive, user-friendly title for the value set.
   */
  public String getTitle() {
    return this.title == null ? null : this.title.getValue();
  }

  /**
   * @param value A short, descriptive, user-friendly title for the value set.
   */
  public ValueSet setTitle(String value) {
    if (Utilities.noString(value))
      this.title = null;
    else {
      if (this.title == null)
        this.title = new StringType();
      this.title.setValue(value);
    }
    return this;
  }

  /**
   * @return {@link #status} (The status of this value set. Enables tracking the
   *         life-cycle of the content. The status of the value set applies to the
   *         value set definition (ValueSet.compose) and the associated ValueSet
   *         metadata. Expansions do not have a state.). This is the underlying
   *         object with id, value and extensions. The accessor "getStatus" gives
   *         direct access to the value
   */
  public Enumeration getStatusElement() {
    if (this.status == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create ValueSet.status");
      else if (Configuration.doAutoCreate())
        this.status = new Enumeration(new PublicationStatusEnumFactory()); // bb
    return this.status;
  }

  public boolean hasStatusElement() {
    return this.status != null && !this.status.isEmpty();
  }

  public boolean hasStatus() {
    return this.status != null && !this.status.isEmpty();
  }

  /**
   * @param value {@link #status} (The status of this value set. Enables tracking
   *              the life-cycle of the content. The status of the value set
   *              applies to the value set definition (ValueSet.compose) and the
   *              associated ValueSet metadata. Expansions do not have a state.).
   *              This is the underlying object with id, value and extensions. The
   *              accessor "getStatus" gives direct access to the value
   */
  public ValueSet setStatusElement(Enumeration value) {
    this.status = value;
    return this;
  }

  /**
   * @return The status of this value set. Enables tracking the life-cycle of the
   *         content. The status of the value set applies to the value set
   *         definition (ValueSet.compose) and the associated ValueSet metadata.
   *         Expansions do not have a state.
   */
  public PublicationStatus getStatus() {
    return this.status == null ? null : this.status.getValue();
  }

  /**
   * @param value The status of this value set. Enables tracking the life-cycle of
   *              the content. The status of the value set applies to the value
   *              set definition (ValueSet.compose) and the associated ValueSet
   *              metadata. Expansions do not have a state.
   */
  public ValueSet setStatus(PublicationStatus value) {
    if (this.status == null)
      this.status = new Enumeration(new PublicationStatusEnumFactory());
    this.status.setValue(value);
    return this;
  }

  /**
   * @return {@link #experimental} (A Boolean value to indicate that this value
   *         set is authored for testing purposes (or
   *         education/evaluation/marketing) and is not intended to be used for
   *         genuine usage.). This is the underlying object with id, value and
   *         extensions. The accessor "getExperimental" gives direct access to the
   *         value
   */
  public BooleanType getExperimentalElement() {
    if (this.experimental == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create ValueSet.experimental");
      else if (Configuration.doAutoCreate())
        this.experimental = new BooleanType(); // bb
    return this.experimental;
  }

  public boolean hasExperimentalElement() {
    return this.experimental != null && !this.experimental.isEmpty();
  }

  public boolean hasExperimental() {
    return this.experimental != null && !this.experimental.isEmpty();
  }

  /**
   * @param value {@link #experimental} (A Boolean value to indicate that this
   *              value set is authored for testing purposes (or
   *              education/evaluation/marketing) and is not intended to be used
   *              for genuine usage.). This is the underlying object with id,
   *              value and extensions. The accessor "getExperimental" gives
   *              direct access to the value
   */
  public ValueSet setExperimentalElement(BooleanType value) {
    this.experimental = value;
    return this;
  }

  /**
   * @return A Boolean value to indicate that this value set is authored for
   *         testing purposes (or education/evaluation/marketing) and is not
   *         intended to be used for genuine usage.
   */
  public boolean getExperimental() {
    return this.experimental == null || this.experimental.isEmpty() ? false : this.experimental.getValue();
  }

  /**
   * @param value A Boolean value to indicate that this value set is authored for
   *              testing purposes (or education/evaluation/marketing) and is not
   *              intended to be used for genuine usage.
   */
  public ValueSet setExperimental(boolean value) {
    if (this.experimental == null)
      this.experimental = new BooleanType();
    this.experimental.setValue(value);
    return this;
  }

  /**
   * @return {@link #date} (The date (and optionally time) when the value set was
   *         created or revised (e.g. the 'content logical definition').). This is
   *         the underlying object with id, value and extensions. The accessor
   *         "getDate" gives direct access to the value
   */
  public DateTimeType getDateElement() {
    if (this.date == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create ValueSet.date");
      else if (Configuration.doAutoCreate())
        this.date = new DateTimeType(); // bb
    return this.date;
  }

  public boolean hasDateElement() {
    return this.date != null && !this.date.isEmpty();
  }

  public boolean hasDate() {
    return this.date != null && !this.date.isEmpty();
  }

  /**
   * @param value {@link #date} (The date (and optionally time) when the value set
   *              was created or revised (e.g. the 'content logical
   *              definition').). This is the underlying object with id, value and
   *              extensions. The accessor "getDate" gives direct access to the
   *              value
   */
  public ValueSet setDateElement(DateTimeType value) {
    this.date = value;
    return this;
  }

  /**
   * @return The date (and optionally time) when the value set was created or
   *         revised (e.g. the 'content logical definition').
   */
  public Date getDate() {
    return this.date == null ? null : this.date.getValue();
  }

  /**
   * @param value The date (and optionally time) when the value set was created or
   *              revised (e.g. the 'content logical definition').
   */
  public ValueSet setDate(Date value) {
    if (value == null)
      this.date = null;
    else {
      if (this.date == null)
        this.date = new DateTimeType();
      this.date.setValue(value);
    }
    return this;
  }

  /**
   * @return {@link #publisher} (The name of the organization or individual that
   *         published the value set.). This is the underlying object with id,
   *         value and extensions. The accessor "getPublisher" gives direct access
   *         to the value
   */
  public StringType getPublisherElement() {
    if (this.publisher == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create ValueSet.publisher");
      else if (Configuration.doAutoCreate())
        this.publisher = new StringType(); // bb
    return this.publisher;
  }

  public boolean hasPublisherElement() {
    return this.publisher != null && !this.publisher.isEmpty();
  }

  public boolean hasPublisher() {
    return this.publisher != null && !this.publisher.isEmpty();
  }

  /**
   * @param value {@link #publisher} (The name of the organization or individual
   *              that published the value set.). This is the underlying object
   *              with id, value and extensions. The accessor "getPublisher" gives
   *              direct access to the value
   */
  public ValueSet setPublisherElement(StringType value) {
    this.publisher = value;
    return this;
  }

  /**
   * @return The name of the organization or individual that published the value
   *         set.
   */
  public String getPublisher() {
    return this.publisher == null ? null : this.publisher.getValue();
  }

  /**
   * @param value The name of the organization or individual that published the
   *              value set.
   */
  public ValueSet setPublisher(String value) {
    if (Utilities.noString(value))
      this.publisher = null;
    else {
      if (this.publisher == null)
        this.publisher = new StringType();
      this.publisher.setValue(value);
    }
    return this;
  }

  /**
   * @return {@link #contact} (Contact details to assist a user in finding and
   *         communicating with the publisher.)
   */
  public List getContact() {
    if (this.contact == null)
      this.contact = new ArrayList();
    return this.contact;
  }

  /**
   * @return Returns a reference to this for easy method chaining
   */
  public ValueSet setContact(List theContact) {
    this.contact = theContact;
    return this;
  }

  public boolean hasContact() {
    if (this.contact == null)
      return false;
    for (ContactDetail item : this.contact)
      if (!item.isEmpty())
        return true;
    return false;
  }

  public ContactDetail addContact() { // 3
    ContactDetail t = new ContactDetail();
    if (this.contact == null)
      this.contact = new ArrayList();
    this.contact.add(t);
    return t;
  }

  public ValueSet addContact(ContactDetail t) { // 3
    if (t == null)
      return this;
    if (this.contact == null)
      this.contact = new ArrayList();
    this.contact.add(t);
    return this;
  }

  /**
   * @return The first repetition of repeating field {@link #contact}, creating it
   *         if it does not already exist
   */
  public ContactDetail getContactFirstRep() {
    if (getContact().isEmpty()) {
      addContact();
    }
    return getContact().get(0);
  }

  /**
   * @return {@link #description} (A free text natural language description of the
   *         value set from a consumer's perspective. The textual description
   *         specifies the span of meanings for concepts to be included within the
   *         Value Set Expansion, and also may specify the intended use and
   *         limitations of the Value Set.). This is the underlying object with
   *         id, value and extensions. The accessor "getDescription" gives direct
   *         access to the value
   */
  public MarkdownType getDescriptionElement() {
    if (this.description == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create ValueSet.description");
      else if (Configuration.doAutoCreate())
        this.description = new MarkdownType(); // bb
    return this.description;
  }

  public boolean hasDescriptionElement() {
    return this.description != null && !this.description.isEmpty();
  }

  public boolean hasDescription() {
    return this.description != null && !this.description.isEmpty();
  }

  /**
   * @param value {@link #description} (A free text natural language description
   *              of the value set from a consumer's perspective. The textual
   *              description specifies the span of meanings for concepts to be
   *              included within the Value Set Expansion, and also may specify
   *              the intended use and limitations of the Value Set.). This is the
   *              underlying object with id, value and extensions. The accessor
   *              "getDescription" gives direct access to the value
   */
  public ValueSet setDescriptionElement(MarkdownType value) {
    this.description = value;
    return this;
  }

  /**
   * @return A free text natural language description of the value set from a
   *         consumer's perspective. The textual description specifies the span of
   *         meanings for concepts to be included within the Value Set Expansion,
   *         and also may specify the intended use and limitations of the Value
   *         Set.
   */
  public String getDescription() {
    return this.description == null ? null : this.description.getValue();
  }

  /**
   * @param value A free text natural language description of the value set from a
   *              consumer's perspective. The textual description specifies the
   *              span of meanings for concepts to be included within the Value
   *              Set Expansion, and also may specify the intended use and
   *              limitations of the Value Set.
   */
  public ValueSet setDescription(String value) {
    if (value == null)
      this.description = null;
    else {
      if (this.description == null)
        this.description = new MarkdownType();
      this.description.setValue(value);
    }
    return this;
  }

  /**
   * @return {@link #useContext} (The content was developed with a focus and
   *         intent of supporting the contexts that are listed. These contexts may
   *         be general categories (gender, age, ...) or may be references to
   *         specific programs (insurance plans, studies, ...) and may be used to
   *         assist with indexing and searching for appropriate value set
   *         instances.)
   */
  public List getUseContext() {
    if (this.useContext == null)
      this.useContext = new ArrayList();
    return this.useContext;
  }

  /**
   * @return Returns a reference to this for easy method chaining
   */
  public ValueSet setUseContext(List theUseContext) {
    this.useContext = theUseContext;
    return this;
  }

  public boolean hasUseContext() {
    if (this.useContext == null)
      return false;
    for (UsageContext item : this.useContext)
      if (!item.isEmpty())
        return true;
    return false;
  }

  public UsageContext addUseContext() { // 3
    UsageContext t = new UsageContext();
    if (this.useContext == null)
      this.useContext = new ArrayList();
    this.useContext.add(t);
    return t;
  }

  public ValueSet addUseContext(UsageContext t) { // 3
    if (t == null)
      return this;
    if (this.useContext == null)
      this.useContext = new ArrayList();
    this.useContext.add(t);
    return this;
  }

  /**
   * @return The first repetition of repeating field {@link #useContext}, creating
   *         it if it does not already exist
   */
  public UsageContext getUseContextFirstRep() {
    if (getUseContext().isEmpty()) {
      addUseContext();
    }
    return getUseContext().get(0);
  }

  /**
   * @return {@link #jurisdiction} (A legal or geographic region in which the
   *         value set is intended to be used.)
   */
  public List getJurisdiction() {
    if (this.jurisdiction == null)
      this.jurisdiction = new ArrayList();
    return this.jurisdiction;
  }

  /**
   * @return Returns a reference to this for easy method chaining
   */
  public ValueSet setJurisdiction(List theJurisdiction) {
    this.jurisdiction = theJurisdiction;
    return this;
  }

  public boolean hasJurisdiction() {
    if (this.jurisdiction == null)
      return false;
    for (CodeableConcept item : this.jurisdiction)
      if (!item.isEmpty())
        return true;
    return false;
  }

  public CodeableConcept addJurisdiction() { // 3
    CodeableConcept t = new CodeableConcept();
    if (this.jurisdiction == null)
      this.jurisdiction = new ArrayList();
    this.jurisdiction.add(t);
    return t;
  }

  public ValueSet addJurisdiction(CodeableConcept t) { // 3
    if (t == null)
      return this;
    if (this.jurisdiction == null)
      this.jurisdiction = new ArrayList();
    this.jurisdiction.add(t);
    return this;
  }

  /**
   * @return The first repetition of repeating field {@link #jurisdiction},
   *         creating it if it does not already exist
   */
  public CodeableConcept getJurisdictionFirstRep() {
    if (getJurisdiction().isEmpty()) {
      addJurisdiction();
    }
    return getJurisdiction().get(0);
  }

  /**
   * @return {@link #immutable} (If this is set to 'true', then no new versions of
   *         the content logical definition can be created. Note: Other metadata
   *         might still change.). This is the underlying object with id, value
   *         and extensions. The accessor "getImmutable" gives direct access to
   *         the value
   */
  public BooleanType getImmutableElement() {
    if (this.immutable == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create ValueSet.immutable");
      else if (Configuration.doAutoCreate())
        this.immutable = new BooleanType(); // bb
    return this.immutable;
  }

  public boolean hasImmutableElement() {
    return this.immutable != null && !this.immutable.isEmpty();
  }

  public boolean hasImmutable() {
    return this.immutable != null && !this.immutable.isEmpty();
  }

  /**
   * @param value {@link #immutable} (If this is set to 'true', then no new
   *              versions of the content logical definition can be created. Note:
   *              Other metadata might still change.). This is the underlying
   *              object with id, value and extensions. The accessor
   *              "getImmutable" gives direct access to the value
   */
  public ValueSet setImmutableElement(BooleanType value) {
    this.immutable = value;
    return this;
  }

  /**
   * @return If this is set to 'true', then no new versions of the content logical
   *         definition can be created. Note: Other metadata might still change.
   */
  public boolean getImmutable() {
    return this.immutable == null || this.immutable.isEmpty() ? false : this.immutable.getValue();
  }

  /**
   * @param value If this is set to 'true', then no new versions of the content
   *              logical definition can be created. Note: Other metadata might
   *              still change.
   */
  public ValueSet setImmutable(boolean value) {
    if (this.immutable == null)
      this.immutable = new BooleanType();
    this.immutable.setValue(value);
    return this;
  }

  /**
   * @return {@link #purpose} (Explanation of why this value set is needed and why
   *         it has been designed as it has.). This is the underlying object with
   *         id, value and extensions. The accessor "getPurpose" gives direct
   *         access to the value
   */
  public MarkdownType getPurposeElement() {
    if (this.purpose == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create ValueSet.purpose");
      else if (Configuration.doAutoCreate())
        this.purpose = new MarkdownType(); // bb
    return this.purpose;
  }

  public boolean hasPurposeElement() {
    return this.purpose != null && !this.purpose.isEmpty();
  }

  public boolean hasPurpose() {
    return this.purpose != null && !this.purpose.isEmpty();
  }

  /**
   * @param value {@link #purpose} (Explanation of why this value set is needed
   *              and why it has been designed as it has.). This is the underlying
   *              object with id, value and extensions. The accessor "getPurpose"
   *              gives direct access to the value
   */
  public ValueSet setPurposeElement(MarkdownType value) {
    this.purpose = value;
    return this;
  }

  /**
   * @return Explanation of why this value set is needed and why it has been
   *         designed as it has.
   */
  public String getPurpose() {
    return this.purpose == null ? null : this.purpose.getValue();
  }

  /**
   * @param value Explanation of why this value set is needed and why it has been
   *              designed as it has.
   */
  public ValueSet setPurpose(String value) {
    if (value == null)
      this.purpose = null;
    else {
      if (this.purpose == null)
        this.purpose = new MarkdownType();
      this.purpose.setValue(value);
    }
    return this;
  }

  /**
   * @return {@link #copyright} (A copyright statement relating to the value set
   *         and/or its contents. Copyright statements are generally legal
   *         restrictions on the use and publishing of the value set.). This is
   *         the underlying object with id, value and extensions. The accessor
   *         "getCopyright" gives direct access to the value
   */
  public MarkdownType getCopyrightElement() {
    if (this.copyright == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create ValueSet.copyright");
      else if (Configuration.doAutoCreate())
        this.copyright = new MarkdownType(); // bb
    return this.copyright;
  }

  public boolean hasCopyrightElement() {
    return this.copyright != null && !this.copyright.isEmpty();
  }

  public boolean hasCopyright() {
    return this.copyright != null && !this.copyright.isEmpty();
  }

  /**
   * @param value {@link #copyright} (A copyright statement relating to the value
   *              set and/or its contents. Copyright statements are generally
   *              legal restrictions on the use and publishing of the value set.).
   *              This is the underlying object with id, value and extensions. The
   *              accessor "getCopyright" gives direct access to the value
   */
  public ValueSet setCopyrightElement(MarkdownType value) {
    this.copyright = value;
    return this;
  }

  /**
   * @return A copyright statement relating to the value set and/or its contents.
   *         Copyright statements are generally legal restrictions on the use and
   *         publishing of the value set.
   */
  public String getCopyright() {
    return this.copyright == null ? null : this.copyright.getValue();
  }

  /**
   * @param value A copyright statement relating to the value set and/or its
   *              contents. Copyright statements are generally legal restrictions
   *              on the use and publishing of the value set.
   */
  public ValueSet setCopyright(String value) {
    if (value == null)
      this.copyright = null;
    else {
      if (this.copyright == null)
        this.copyright = new MarkdownType();
      this.copyright.setValue(value);
    }
    return this;
  }

  /**
   * @return {@link #compose} (A set of criteria that define the contents of the
   *         value set by including or excluding codes selected from the specified
   *         code system(s) that the value set draws from. This is also known as
   *         the Content Logical Definition (CLD).)
   */
  public ValueSetComposeComponent getCompose() {
    if (this.compose == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create ValueSet.compose");
      else if (Configuration.doAutoCreate())
        this.compose = new ValueSetComposeComponent(); // cc
    return this.compose;
  }

  public boolean hasCompose() {
    return this.compose != null && !this.compose.isEmpty();
  }

  /**
   * @param value {@link #compose} (A set of criteria that define the contents of
   *              the value set by including or excluding codes selected from the
   *              specified code system(s) that the value set draws from. This is
   *              also known as the Content Logical Definition (CLD).)
   */
  public ValueSet setCompose(ValueSetComposeComponent value) {
    this.compose = value;
    return this;
  }

  /**
   * @return {@link #expansion} (A value set can also be "expanded", where the
   *         value set is turned into a simple collection of enumerated codes.
   *         This element holds the expansion, if it has been performed.)
   */
  public ValueSetExpansionComponent getExpansion() {
    if (this.expansion == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create ValueSet.expansion");
      else if (Configuration.doAutoCreate())
        this.expansion = new ValueSetExpansionComponent(); // cc
    return this.expansion;
  }

  public boolean hasExpansion() {
    return this.expansion != null && !this.expansion.isEmpty();
  }

  /**
   * @param value {@link #expansion} (A value set can also be "expanded", where
   *              the value set is turned into a simple collection of enumerated
   *              codes. This element holds the expansion, if it has been
   *              performed.)
   */
  public ValueSet setExpansion(ValueSetExpansionComponent value) {
    this.expansion = value;
    return this;
  }

  protected void listChildren(List children) {
    super.listChildren(children);
    children.add(new Property("url", "uri",
        "An absolute URI that is used to identify this value set when it is referenced in a specification, model, design or an instance; also called its canonical identifier. This SHOULD be globally unique and SHOULD be a literal address at which at which an authoritative instance of this value set is (or will be) published. This URL can be the target of a canonical reference. It SHALL remain the same when the value set is stored on different servers.",
        0, 1, url));
    children.add(new Property("identifier", "Identifier",
        "A formal identifier that is used to identify this value set when it is represented in other formats, or referenced in a specification, model, design or an instance.",
        0, java.lang.Integer.MAX_VALUE, identifier));
    children.add(new Property("version", "string",
        "The identifier that is used to identify this version of the value set when it is referenced in a specification, model, design or instance. This is an arbitrary value managed by the value set author and is not expected to be globally unique. For example, it might be a timestamp (e.g. yyyymmdd) if a managed version is not available. There is also no expectation that versions can be placed in a lexicographical sequence.",
        0, 1, version));
    children.add(new Property("name", "string",
        "A natural language name identifying the value set. This name should be usable as an identifier for the module by machine processing applications such as code generation.",
        0, 1, name));
    children.add(
        new Property("title", "string", "A short, descriptive, user-friendly title for the value set.", 0, 1, title));
    children.add(new Property("status", "code",
        "The status of this value set. Enables tracking the life-cycle of the content. The status of the value set applies to the value set definition (ValueSet.compose) and the associated ValueSet metadata. Expansions do not have a state.",
        0, 1, status));
    children.add(new Property("experimental", "boolean",
        "A Boolean value to indicate that this value set is authored for testing purposes (or education/evaluation/marketing) and is not intended to be used for genuine usage.",
        0, 1, experimental));
    children.add(new Property("date", "dateTime",
        "The date (and optionally time) when the value set was created or revised (e.g. the 'content logical definition').",
        0, 1, date));
    children.add(new Property("publisher", "string",
        "The name of the organization or individual that published the value set.", 0, 1, publisher));
    children.add(new Property("contact", "ContactDetail",
        "Contact details to assist a user in finding and communicating with the publisher.", 0,
        java.lang.Integer.MAX_VALUE, contact));
    children.add(new Property("description", "markdown",
        "A free text natural language description of the value set from a consumer's perspective. The textual description specifies the span of meanings for concepts to be included within the Value Set Expansion, and also may specify the intended use and limitations of the Value Set.",
        0, 1, description));
    children.add(new Property("useContext", "UsageContext",
        "The content was developed with a focus and intent of supporting the contexts that are listed. These contexts may be general categories (gender, age, ...) or may be references to specific programs (insurance plans, studies, ...) and may be used to assist with indexing and searching for appropriate value set instances.",
        0, java.lang.Integer.MAX_VALUE, useContext));
    children.add(new Property("jurisdiction", "CodeableConcept",
        "A legal or geographic region in which the value set is intended to be used.", 0, java.lang.Integer.MAX_VALUE,
        jurisdiction));
    children.add(new Property("immutable", "boolean",
        "If this is set to 'true', then no new versions of the content logical definition can be created.  Note: Other metadata might still change.",
        0, 1, immutable));
    children.add(new Property("purpose", "markdown",
        "Explanation of why this value set is needed and why it has been designed as it has.", 0, 1, purpose));
    children.add(new Property("copyright", "markdown",
        "A copyright statement relating to the value set and/or its contents. Copyright statements are generally legal restrictions on the use and publishing of the value set.",
        0, 1, copyright));
    children.add(new Property("compose", "",
        "A set of criteria that define the contents of the value set by including or excluding codes selected from the specified code system(s) that the value set draws from. This is also known as the Content Logical Definition (CLD).",
        0, 1, compose));
    children.add(new Property("expansion", "",
        "A value set can also be \"expanded\", where the value set is turned into a simple collection of enumerated codes. This element holds the expansion, if it has been performed.",
        0, 1, expansion));
  }

  @Override
  public Property getNamedProperty(int _hash, String _name, boolean _checkValid) throws FHIRException {
    switch (_hash) {
    case 116079:
      /* url */ return new Property("url", "uri",
          "An absolute URI that is used to identify this value set when it is referenced in a specification, model, design or an instance; also called its canonical identifier. This SHOULD be globally unique and SHOULD be a literal address at which at which an authoritative instance of this value set is (or will be) published. This URL can be the target of a canonical reference. It SHALL remain the same when the value set is stored on different servers.",
          0, 1, url);
    case -1618432855:
      /* identifier */ return new Property("identifier", "Identifier",
          "A formal identifier that is used to identify this value set when it is represented in other formats, or referenced in a specification, model, design or an instance.",
          0, java.lang.Integer.MAX_VALUE, identifier);
    case 351608024:
      /* version */ return new Property("version", "string",
          "The identifier that is used to identify this version of the value set when it is referenced in a specification, model, design or instance. This is an arbitrary value managed by the value set author and is not expected to be globally unique. For example, it might be a timestamp (e.g. yyyymmdd) if a managed version is not available. There is also no expectation that versions can be placed in a lexicographical sequence.",
          0, 1, version);
    case 3373707:
      /* name */ return new Property("name", "string",
          "A natural language name identifying the value set. This name should be usable as an identifier for the module by machine processing applications such as code generation.",
          0, 1, name);
    case 110371416:
      /* title */ return new Property("title", "string", "A short, descriptive, user-friendly title for the value set.",
          0, 1, title);
    case -892481550:
      /* status */ return new Property("status", "code",
          "The status of this value set. Enables tracking the life-cycle of the content. The status of the value set applies to the value set definition (ValueSet.compose) and the associated ValueSet metadata. Expansions do not have a state.",
          0, 1, status);
    case -404562712:
      /* experimental */ return new Property("experimental", "boolean",
          "A Boolean value to indicate that this value set is authored for testing purposes (or education/evaluation/marketing) and is not intended to be used for genuine usage.",
          0, 1, experimental);
    case 3076014:
      /* date */ return new Property("date", "dateTime",
          "The date (and optionally time) when the value set was created or revised (e.g. the 'content logical definition').",
          0, 1, date);
    case 1447404028:
      /* publisher */ return new Property("publisher", "string",
          "The name of the organization or individual that published the value set.", 0, 1, publisher);
    case 951526432:
      /* contact */ return new Property("contact", "ContactDetail",
          "Contact details to assist a user in finding and communicating with the publisher.", 0,
          java.lang.Integer.MAX_VALUE, contact);
    case -1724546052:
      /* description */ return new Property("description", "markdown",
          "A free text natural language description of the value set from a consumer's perspective. The textual description specifies the span of meanings for concepts to be included within the Value Set Expansion, and also may specify the intended use and limitations of the Value Set.",
          0, 1, description);
    case -669707736:
      /* useContext */ return new Property("useContext", "UsageContext",
          "The content was developed with a focus and intent of supporting the contexts that are listed. These contexts may be general categories (gender, age, ...) or may be references to specific programs (insurance plans, studies, ...) and may be used to assist with indexing and searching for appropriate value set instances.",
          0, java.lang.Integer.MAX_VALUE, useContext);
    case -507075711:
      /* jurisdiction */ return new Property("jurisdiction", "CodeableConcept",
          "A legal or geographic region in which the value set is intended to be used.", 0, java.lang.Integer.MAX_VALUE,
          jurisdiction);
    case 1596987778:
      /* immutable */ return new Property("immutable", "boolean",
          "If this is set to 'true', then no new versions of the content logical definition can be created.  Note: Other metadata might still change.",
          0, 1, immutable);
    case -220463842:
      /* purpose */ return new Property("purpose", "markdown",
          "Explanation of why this value set is needed and why it has been designed as it has.", 0, 1, purpose);
    case 1522889671:
      /* copyright */ return new Property("copyright", "markdown",
          "A copyright statement relating to the value set and/or its contents. Copyright statements are generally legal restrictions on the use and publishing of the value set.",
          0, 1, copyright);
    case 950497682:
      /* compose */ return new Property("compose", "",
          "A set of criteria that define the contents of the value set by including or excluding codes selected from the specified code system(s) that the value set draws from. This is also known as the Content Logical Definition (CLD).",
          0, 1, compose);
    case 17878207:
      /* expansion */ return new Property("expansion", "",
          "A value set can also be \"expanded\", where the value set is turned into a simple collection of enumerated codes. This element holds the expansion, if it has been performed.",
          0, 1, expansion);
    default:
      return super.getNamedProperty(_hash, _name, _checkValid);
    }

  }

  @Override
  public Base[] getProperty(int hash, String name, boolean checkValid) throws FHIRException {
    switch (hash) {
    case 116079:
      /* url */ return this.url == null ? new Base[0] : new Base[] { this.url }; // UriType
    case -1618432855:
      /* identifier */ return this.identifier == null ? new Base[0]
          : this.identifier.toArray(new Base[this.identifier.size()]); // Identifier
    case 351608024:
      /* version */ return this.version == null ? new Base[0] : new Base[] { this.version }; // StringType
    case 3373707:
      /* name */ return this.name == null ? new Base[0] : new Base[] { this.name }; // StringType
    case 110371416:
      /* title */ return this.title == null ? new Base[0] : new Base[] { this.title }; // StringType
    case -892481550:
      /* status */ return this.status == null ? new Base[0] : new Base[] { this.status }; // Enumeration
    case -404562712:
      /* experimental */ return this.experimental == null ? new Base[0] : new Base[] { this.experimental }; // BooleanType
    case 3076014:
      /* date */ return this.date == null ? new Base[0] : new Base[] { this.date }; // DateTimeType
    case 1447404028:
      /* publisher */ return this.publisher == null ? new Base[0] : new Base[] { this.publisher }; // StringType
    case 951526432:
      /* contact */ return this.contact == null ? new Base[0] : this.contact.toArray(new Base[this.contact.size()]); // ContactDetail
    case -1724546052:
      /* description */ return this.description == null ? new Base[0] : new Base[] { this.description }; // MarkdownType
    case -669707736:
      /* useContext */ return this.useContext == null ? new Base[0]
          : this.useContext.toArray(new Base[this.useContext.size()]); // UsageContext
    case -507075711:
      /* jurisdiction */ return this.jurisdiction == null ? new Base[0]
          : this.jurisdiction.toArray(new Base[this.jurisdiction.size()]); // CodeableConcept
    case 1596987778:
      /* immutable */ return this.immutable == null ? new Base[0] : new Base[] { this.immutable }; // BooleanType
    case -220463842:
      /* purpose */ return this.purpose == null ? new Base[0] : new Base[] { this.purpose }; // MarkdownType
    case 1522889671:
      /* copyright */ return this.copyright == null ? new Base[0] : new Base[] { this.copyright }; // MarkdownType
    case 950497682:
      /* compose */ return this.compose == null ? new Base[0] : new Base[] { this.compose }; // ValueSetComposeComponent
    case 17878207:
      /* expansion */ return this.expansion == null ? new Base[0] : new Base[] { this.expansion }; // ValueSetExpansionComponent
    default:
      return super.getProperty(hash, name, checkValid);
    }

  }

  @Override
  public Base setProperty(int hash, String name, Base value) throws FHIRException {
    switch (hash) {
    case 116079: // url
      this.url = castToUri(value); // UriType
      return value;
    case -1618432855: // identifier
      this.getIdentifier().add(castToIdentifier(value)); // Identifier
      return value;
    case 351608024: // version
      this.version = castToString(value); // StringType
      return value;
    case 3373707: // name
      this.name = castToString(value); // StringType
      return value;
    case 110371416: // title
      this.title = castToString(value); // StringType
      return value;
    case -892481550: // status
      value = new PublicationStatusEnumFactory().fromType(castToCode(value));
      this.status = (Enumeration) value; // Enumeration
      return value;
    case -404562712: // experimental
      this.experimental = castToBoolean(value); // BooleanType
      return value;
    case 3076014: // date
      this.date = castToDateTime(value); // DateTimeType
      return value;
    case 1447404028: // publisher
      this.publisher = castToString(value); // StringType
      return value;
    case 951526432: // contact
      this.getContact().add(castToContactDetail(value)); // ContactDetail
      return value;
    case -1724546052: // description
      this.description = castToMarkdown(value); // MarkdownType
      return value;
    case -669707736: // useContext
      this.getUseContext().add(castToUsageContext(value)); // UsageContext
      return value;
    case -507075711: // jurisdiction
      this.getJurisdiction().add(castToCodeableConcept(value)); // CodeableConcept
      return value;
    case 1596987778: // immutable
      this.immutable = castToBoolean(value); // BooleanType
      return value;
    case -220463842: // purpose
      this.purpose = castToMarkdown(value); // MarkdownType
      return value;
    case 1522889671: // copyright
      this.copyright = castToMarkdown(value); // MarkdownType
      return value;
    case 950497682: // compose
      this.compose = (ValueSetComposeComponent) value; // ValueSetComposeComponent
      return value;
    case 17878207: // expansion
      this.expansion = (ValueSetExpansionComponent) value; // ValueSetExpansionComponent
      return value;
    default:
      return super.setProperty(hash, name, value);
    }

  }

  @Override
  public Base setProperty(String name, Base value) throws FHIRException {
    if (name.equals("url")) {
      this.url = castToUri(value); // UriType
    } else if (name.equals("identifier")) {
      this.getIdentifier().add(castToIdentifier(value));
    } else if (name.equals("version")) {
      this.version = castToString(value); // StringType
    } else if (name.equals("name")) {
      this.name = castToString(value); // StringType
    } else if (name.equals("title")) {
      this.title = castToString(value); // StringType
    } else if (name.equals("status")) {
      value = new PublicationStatusEnumFactory().fromType(castToCode(value));
      this.status = (Enumeration) value; // Enumeration
    } else if (name.equals("experimental")) {
      this.experimental = castToBoolean(value); // BooleanType
    } else if (name.equals("date")) {
      this.date = castToDateTime(value); // DateTimeType
    } else if (name.equals("publisher")) {
      this.publisher = castToString(value); // StringType
    } else if (name.equals("contact")) {
      this.getContact().add(castToContactDetail(value));
    } else if (name.equals("description")) {
      this.description = castToMarkdown(value); // MarkdownType
    } else if (name.equals("useContext")) {
      this.getUseContext().add(castToUsageContext(value));
    } else if (name.equals("jurisdiction")) {
      this.getJurisdiction().add(castToCodeableConcept(value));
    } else if (name.equals("immutable")) {
      this.immutable = castToBoolean(value); // BooleanType
    } else if (name.equals("purpose")) {
      this.purpose = castToMarkdown(value); // MarkdownType
    } else if (name.equals("copyright")) {
      this.copyright = castToMarkdown(value); // MarkdownType
    } else if (name.equals("compose")) {
      this.compose = (ValueSetComposeComponent) value; // ValueSetComposeComponent
    } else if (name.equals("expansion")) {
      this.expansion = (ValueSetExpansionComponent) value; // ValueSetExpansionComponent
    } else
      return super.setProperty(name, value);
    return value;
  }

  @Override
  public void removeChild(String name, Base value) throws FHIRException {
    if (name.equals("url")) {
      this.url = null;
    } else if (name.equals("identifier")) {
      this.getIdentifier().remove(castToIdentifier(value));
    } else if (name.equals("version")) {
      this.version = null;
    } else if (name.equals("name")) {
      this.name = null;
    } else if (name.equals("title")) {
      this.title = null;
    } else if (name.equals("status")) {
      this.status = null;
    } else if (name.equals("experimental")) {
      this.experimental = null;
    } else if (name.equals("date")) {
      this.date = null;
    } else if (name.equals("publisher")) {
      this.publisher = null;
    } else if (name.equals("contact")) {
      this.getContact().remove(castToContactDetail(value));
    } else if (name.equals("description")) {
      this.description = null;
    } else if (name.equals("useContext")) {
      this.getUseContext().remove(castToUsageContext(value));
    } else if (name.equals("jurisdiction")) {
      this.getJurisdiction().remove(castToCodeableConcept(value));
    } else if (name.equals("immutable")) {
      this.immutable = null;
    } else if (name.equals("purpose")) {
      this.purpose = null;
    } else if (name.equals("copyright")) {
      this.copyright = null;
    } else if (name.equals("compose")) {
      this.compose = (ValueSetComposeComponent) value; // ValueSetComposeComponent
    } else if (name.equals("expansion")) {
      this.expansion = (ValueSetExpansionComponent) value; // ValueSetExpansionComponent
    } else
      super.removeChild(name, value);
    
  }

  @Override
  public Base makeProperty(int hash, String name) throws FHIRException {
    switch (hash) {
    case 116079:
      return getUrlElement();
    case -1618432855:
      return addIdentifier();
    case 351608024:
      return getVersionElement();
    case 3373707:
      return getNameElement();
    case 110371416:
      return getTitleElement();
    case -892481550:
      return getStatusElement();
    case -404562712:
      return getExperimentalElement();
    case 3076014:
      return getDateElement();
    case 1447404028:
      return getPublisherElement();
    case 951526432:
      return addContact();
    case -1724546052:
      return getDescriptionElement();
    case -669707736:
      return addUseContext();
    case -507075711:
      return addJurisdiction();
    case 1596987778:
      return getImmutableElement();
    case -220463842:
      return getPurposeElement();
    case 1522889671:
      return getCopyrightElement();
    case 950497682:
      return getCompose();
    case 17878207:
      return getExpansion();
    default:
      return super.makeProperty(hash, name);
    }

  }

  @Override
  public String[] getTypesForProperty(int hash, String name) throws FHIRException {
    switch (hash) {
    case 116079:
      /* url */ return new String[] { "uri" };
    case -1618432855:
      /* identifier */ return new String[] { "Identifier" };
    case 351608024:
      /* version */ return new String[] { "string" };
    case 3373707:
      /* name */ return new String[] { "string" };
    case 110371416:
      /* title */ return new String[] { "string" };
    case -892481550:
      /* status */ return new String[] { "code" };
    case -404562712:
      /* experimental */ return new String[] { "boolean" };
    case 3076014:
      /* date */ return new String[] { "dateTime" };
    case 1447404028:
      /* publisher */ return new String[] { "string" };
    case 951526432:
      /* contact */ return new String[] { "ContactDetail" };
    case -1724546052:
      /* description */ return new String[] { "markdown" };
    case -669707736:
      /* useContext */ return new String[] { "UsageContext" };
    case -507075711:
      /* jurisdiction */ return new String[] { "CodeableConcept" };
    case 1596987778:
      /* immutable */ return new String[] { "boolean" };
    case -220463842:
      /* purpose */ return new String[] { "markdown" };
    case 1522889671:
      /* copyright */ return new String[] { "markdown" };
    case 950497682:
      /* compose */ return new String[] {};
    case 17878207:
      /* expansion */ return new String[] {};
    default:
      return super.getTypesForProperty(hash, name);
    }

  }

  @Override
  public Base addChild(String name) throws FHIRException {
    if (name.equals("url")) {
      throw new FHIRException("Cannot call addChild on a singleton property ValueSet.url");
    } else if (name.equals("identifier")) {
      return addIdentifier();
    } else if (name.equals("version")) {
      throw new FHIRException("Cannot call addChild on a singleton property ValueSet.version");
    } else if (name.equals("name")) {
      throw new FHIRException("Cannot call addChild on a singleton property ValueSet.name");
    } else if (name.equals("title")) {
      throw new FHIRException("Cannot call addChild on a singleton property ValueSet.title");
    } else if (name.equals("status")) {
      throw new FHIRException("Cannot call addChild on a singleton property ValueSet.status");
    } else if (name.equals("experimental")) {
      throw new FHIRException("Cannot call addChild on a singleton property ValueSet.experimental");
    } else if (name.equals("date")) {
      throw new FHIRException("Cannot call addChild on a singleton property ValueSet.date");
    } else if (name.equals("publisher")) {
      throw new FHIRException("Cannot call addChild on a singleton property ValueSet.publisher");
    } else if (name.equals("contact")) {
      return addContact();
    } else if (name.equals("description")) {
      throw new FHIRException("Cannot call addChild on a singleton property ValueSet.description");
    } else if (name.equals("useContext")) {
      return addUseContext();
    } else if (name.equals("jurisdiction")) {
      return addJurisdiction();
    } else if (name.equals("immutable")) {
      throw new FHIRException("Cannot call addChild on a singleton property ValueSet.immutable");
    } else if (name.equals("purpose")) {
      throw new FHIRException("Cannot call addChild on a singleton property ValueSet.purpose");
    } else if (name.equals("copyright")) {
      throw new FHIRException("Cannot call addChild on a singleton property ValueSet.copyright");
    } else if (name.equals("compose")) {
      this.compose = new ValueSetComposeComponent();
      return this.compose;
    } else if (name.equals("expansion")) {
      this.expansion = new ValueSetExpansionComponent();
      return this.expansion;
    } else
      return super.addChild(name);
  }

  public String fhirType() {
    return "ValueSet";

  }

  public ValueSet copy() {
    ValueSet dst = new ValueSet();
    copyValues(dst);
    return dst;
  }

  public void copyValues(ValueSet dst) {
    super.copyValues(dst);
    dst.url = url == null ? null : url.copy();
    if (identifier != null) {
      dst.identifier = new ArrayList();
      for (Identifier i : identifier)
        dst.identifier.add(i.copy());
    }
    ;
    dst.version = version == null ? null : version.copy();
    dst.name = name == null ? null : name.copy();
    dst.title = title == null ? null : title.copy();
    dst.status = status == null ? null : status.copy();
    dst.experimental = experimental == null ? null : experimental.copy();
    dst.date = date == null ? null : date.copy();
    dst.publisher = publisher == null ? null : publisher.copy();
    if (contact != null) {
      dst.contact = new ArrayList();
      for (ContactDetail i : contact)
        dst.contact.add(i.copy());
    }
    ;
    dst.description = description == null ? null : description.copy();
    if (useContext != null) {
      dst.useContext = new ArrayList();
      for (UsageContext i : useContext)
        dst.useContext.add(i.copy());
    }
    ;
    if (jurisdiction != null) {
      dst.jurisdiction = new ArrayList();
      for (CodeableConcept i : jurisdiction)
        dst.jurisdiction.add(i.copy());
    }
    ;
    dst.immutable = immutable == null ? null : immutable.copy();
    dst.purpose = purpose == null ? null : purpose.copy();
    dst.copyright = copyright == null ? null : copyright.copy();
    dst.compose = compose == null ? null : compose.copy();
    dst.expansion = expansion == null ? null : expansion.copy();
  }

  protected ValueSet typedCopy() {
    return copy();
  }

  @Override
  public boolean equalsDeep(Base other_) {
    if (!super.equalsDeep(other_))
      return false;
    if (!(other_ instanceof ValueSet))
      return false;
    ValueSet o = (ValueSet) other_;
    return compareDeep(identifier, o.identifier, true) && compareDeep(immutable, o.immutable, true)
        && compareDeep(purpose, o.purpose, true) && compareDeep(copyright, o.copyright, true)
        && compareDeep(compose, o.compose, true) && compareDeep(expansion, o.expansion, true);
  }

  @Override
  public boolean equalsShallow(Base other_) {
    if (!super.equalsShallow(other_))
      return false;
    if (!(other_ instanceof ValueSet))
      return false;
    ValueSet o = (ValueSet) other_;
    return compareValues(immutable, o.immutable, true) && compareValues(purpose, o.purpose, true)
        && compareValues(copyright, o.copyright, true);
  }

  public boolean isEmpty() {
    return super.isEmpty()
        && ca.uhn.fhir.util.ElementUtil.isEmpty(identifier, immutable, purpose, copyright, compose, expansion);
  }

  @Override
  public ResourceType getResourceType() {
    return ResourceType.ValueSet;
  }


  
  /**
   * Search parameter: date
   * 

* Description: The value set publication date
* Type: date
* Path: ValueSet.date
*

*/ @SearchParamDefinition(name = "date", path = "ValueSet.date", description = "The value set publication date", type = "date") public static final String SP_DATE = "date"; /** * Fluent Client search parameter constant for date *

* Description: The value set publication date
* Type: date
* Path: ValueSet.date
*

*/ public static final ca.uhn.fhir.rest.gclient.DateClientParam DATE = new ca.uhn.fhir.rest.gclient.DateClientParam( SP_DATE); /** * Search parameter: identifier *

* Description: External identifier for the value set
* Type: token
* Path: ValueSet.identifier
*

*/ @SearchParamDefinition(name = "identifier", path = "ValueSet.identifier", description = "External identifier for the value set", type = "token") public static final String SP_IDENTIFIER = "identifier"; /** * Fluent Client search parameter constant for identifier *

* Description: External identifier for the value set
* Type: token
* Path: ValueSet.identifier
*

*/ public static final ca.uhn.fhir.rest.gclient.TokenClientParam IDENTIFIER = new ca.uhn.fhir.rest.gclient.TokenClientParam( SP_IDENTIFIER); /** * Search parameter: code *

* Description: This special parameter searches for codes in the value set. * See additional notes on the ValueSet resource
* Type: token
* Path: ValueSet.expansion.contains.code, * ValueSet.compose.include.concept.code
*

*/ @SearchParamDefinition(name = "code", path = "ValueSet.expansion.contains.code | ValueSet.compose.include.concept.code", description = "This special parameter searches for codes in the value set. See additional notes on the ValueSet resource", type = "token") public static final String SP_CODE = "code"; /** * Fluent Client search parameter constant for code *

* Description: This special parameter searches for codes in the value set. * See additional notes on the ValueSet resource
* Type: token
* Path: ValueSet.expansion.contains.code, * ValueSet.compose.include.concept.code
*

*/ public static final ca.uhn.fhir.rest.gclient.TokenClientParam CODE = new ca.uhn.fhir.rest.gclient.TokenClientParam( SP_CODE); /** * Search parameter: context-type-value *

* Description: A use context type and value assigned to the value * set
* Type: composite
* Path:
*

*/ @SearchParamDefinition(name = "context-type-value", path = "ValueSet.useContext", description = "A use context type and value assigned to the value set", type = "composite", compositeOf = { "context-type", "context" }) public static final String SP_CONTEXT_TYPE_VALUE = "context-type-value"; /** * Fluent Client search parameter constant for context-type-value *

* Description: A use context type and value assigned to the value * set
* Type: composite
* Path:
*

*/ public static final ca.uhn.fhir.rest.gclient.CompositeClientParam CONTEXT_TYPE_VALUE = new ca.uhn.fhir.rest.gclient.CompositeClientParam( SP_CONTEXT_TYPE_VALUE); /** * Search parameter: jurisdiction *

* Description: Intended jurisdiction for the value set
* Type: token
* Path: ValueSet.jurisdiction
*

*/ @SearchParamDefinition(name = "jurisdiction", path = "ValueSet.jurisdiction", description = "Intended jurisdiction for the value set", type = "token") public static final String SP_JURISDICTION = "jurisdiction"; /** * Fluent Client search parameter constant for jurisdiction *

* Description: Intended jurisdiction for the value set
* Type: token
* Path: ValueSet.jurisdiction
*

*/ public static final ca.uhn.fhir.rest.gclient.TokenClientParam JURISDICTION = new ca.uhn.fhir.rest.gclient.TokenClientParam( SP_JURISDICTION); /** * Search parameter: description *

* Description: The description of the value set
* Type: string
* Path: ValueSet.description
*

*/ @SearchParamDefinition(name = "description", path = "ValueSet.description", description = "The description of the value set", type = "string") public static final String SP_DESCRIPTION = "description"; /** * Fluent Client search parameter constant for description *

* Description: The description of the value set
* Type: string
* Path: ValueSet.description
*

*/ public static final ca.uhn.fhir.rest.gclient.StringClientParam DESCRIPTION = new ca.uhn.fhir.rest.gclient.StringClientParam( SP_DESCRIPTION); /** * Search parameter: context-type *

* Description: A type of use context assigned to the value set
* Type: token
* Path: ValueSet.useContext.code
*

*/ @SearchParamDefinition(name = "context-type", path = "ValueSet.useContext.code", description = "A type of use context assigned to the value set", type = "token") public static final String SP_CONTEXT_TYPE = "context-type"; /** * Fluent Client search parameter constant for context-type *

* Description: A type of use context assigned to the value set
* Type: token
* Path: ValueSet.useContext.code
*

*/ public static final ca.uhn.fhir.rest.gclient.TokenClientParam CONTEXT_TYPE = new ca.uhn.fhir.rest.gclient.TokenClientParam( SP_CONTEXT_TYPE); /** * Search parameter: title *

* Description: The human-friendly name of the value set
* Type: string
* Path: ValueSet.title
*

*/ @SearchParamDefinition(name = "title", path = "ValueSet.title", description = "The human-friendly name of the value set", type = "string") public static final String SP_TITLE = "title"; /** * Fluent Client search parameter constant for title *

* Description: The human-friendly name of the value set
* Type: string
* Path: ValueSet.title
*

*/ public static final ca.uhn.fhir.rest.gclient.StringClientParam TITLE = new ca.uhn.fhir.rest.gclient.StringClientParam( SP_TITLE); /** * Search parameter: version *

* Description: The business version of the value set
* Type: token
* Path: ValueSet.version
*

*/ @SearchParamDefinition(name = "version", path = "ValueSet.version", description = "The business version of the value set", type = "token") public static final String SP_VERSION = "version"; /** * Fluent Client search parameter constant for version *

* Description: The business version of the value set
* Type: token
* Path: ValueSet.version
*

*/ public static final ca.uhn.fhir.rest.gclient.TokenClientParam VERSION = new ca.uhn.fhir.rest.gclient.TokenClientParam( SP_VERSION); /** * Search parameter: url *

* Description: The uri that identifies the value set
* Type: uri
* Path: ValueSet.url
*

*/ @SearchParamDefinition(name = "url", path = "ValueSet.url", description = "The uri that identifies the value set", type = "uri") public static final String SP_URL = "url"; /** * Fluent Client search parameter constant for url *

* Description: The uri that identifies the value set
* Type: uri
* Path: ValueSet.url
*

*/ public static final ca.uhn.fhir.rest.gclient.UriClientParam URL = new ca.uhn.fhir.rest.gclient.UriClientParam(SP_URL); /** * Search parameter: expansion *

* Description: Identifies the value set expansion (business * identifier)
* Type: uri
* Path: ValueSet.expansion.identifier
*

*/ @SearchParamDefinition(name = "expansion", path = "ValueSet.expansion.identifier", description = "Identifies the value set expansion (business identifier)", type = "uri") public static final String SP_EXPANSION = "expansion"; /** * Fluent Client search parameter constant for expansion *

* Description: Identifies the value set expansion (business * identifier)
* Type: uri
* Path: ValueSet.expansion.identifier
*

*/ public static final ca.uhn.fhir.rest.gclient.UriClientParam EXPANSION = new ca.uhn.fhir.rest.gclient.UriClientParam( SP_EXPANSION); /** * Search parameter: reference *

* Description: A code system included or excluded in the value set or an * imported value set
* Type: uri
* Path: ValueSet.compose.include.system
*

*/ @SearchParamDefinition(name = "reference", path = "ValueSet.compose.include.system", description = "A code system included or excluded in the value set or an imported value set", type = "uri") public static final String SP_REFERENCE = "reference"; /** * Fluent Client search parameter constant for reference *

* Description: A code system included or excluded in the value set or an * imported value set
* Type: uri
* Path: ValueSet.compose.include.system
*

*/ public static final ca.uhn.fhir.rest.gclient.UriClientParam REFERENCE = new ca.uhn.fhir.rest.gclient.UriClientParam( SP_REFERENCE); /** * Search parameter: context-quantity *

* Description: A quantity- or range-valued use context assigned to the value * set
* Type: quantity
* Path: ValueSet.useContext.valueQuantity, * ValueSet.useContext.valueRange
*

*/ @SearchParamDefinition(name = "context-quantity", path = "(ValueSet.useContext.value as Quantity) | (ValueSet.useContext.value as Range)", description = "A quantity- or range-valued use context assigned to the value set", type = "quantity") public static final String SP_CONTEXT_QUANTITY = "context-quantity"; /** * Fluent Client search parameter constant for context-quantity *

* Description: A quantity- or range-valued use context assigned to the value * set
* Type: quantity
* Path: ValueSet.useContext.valueQuantity, * ValueSet.useContext.valueRange
*

*/ public static final ca.uhn.fhir.rest.gclient.QuantityClientParam CONTEXT_QUANTITY = new ca.uhn.fhir.rest.gclient.QuantityClientParam( SP_CONTEXT_QUANTITY); /** * Search parameter: name *

* Description: Computationally friendly name of the value set
* Type: string
* Path: ValueSet.name
*

*/ @SearchParamDefinition(name = "name", path = "ValueSet.name", description = "Computationally friendly name of the value set", type = "string") public static final String SP_NAME = "name"; /** * Fluent Client search parameter constant for name *

* Description: Computationally friendly name of the value set
* Type: string
* Path: ValueSet.name
*

*/ public static final ca.uhn.fhir.rest.gclient.StringClientParam NAME = new ca.uhn.fhir.rest.gclient.StringClientParam( SP_NAME); /** * Search parameter: context *

* Description: A use context assigned to the value set
* Type: token
* Path: ValueSet.useContext.valueCodeableConcept
*

*/ @SearchParamDefinition(name = "context", path = "(ValueSet.useContext.value as CodeableConcept)", description = "A use context assigned to the value set", type = "token") public static final String SP_CONTEXT = "context"; /** * Fluent Client search parameter constant for context *

* Description: A use context assigned to the value set
* Type: token
* Path: ValueSet.useContext.valueCodeableConcept
*

*/ public static final ca.uhn.fhir.rest.gclient.TokenClientParam CONTEXT = new ca.uhn.fhir.rest.gclient.TokenClientParam( SP_CONTEXT); /** * Search parameter: publisher *

* Description: Name of the publisher of the value set
* Type: string
* Path: ValueSet.publisher
*

*/ @SearchParamDefinition(name = "publisher", path = "ValueSet.publisher", description = "Name of the publisher of the value set", type = "string") public static final String SP_PUBLISHER = "publisher"; /** * Fluent Client search parameter constant for publisher *

* Description: Name of the publisher of the value set
* Type: string
* Path: ValueSet.publisher
*

*/ public static final ca.uhn.fhir.rest.gclient.StringClientParam PUBLISHER = new ca.uhn.fhir.rest.gclient.StringClientParam( SP_PUBLISHER); /** * Search parameter: context-type-quantity *

* Description: A use context type and quantity- or range-based value * assigned to the value set
* Type: composite
* Path:
*

*/ @SearchParamDefinition(name = "context-type-quantity", path = "ValueSet.useContext", description = "A use context type and quantity- or range-based value assigned to the value set", type = "composite", compositeOf = { "context-type", "context-quantity" }) public static final String SP_CONTEXT_TYPE_QUANTITY = "context-type-quantity"; /** * Fluent Client search parameter constant for * context-type-quantity *

* Description: A use context type and quantity- or range-based value * assigned to the value set
* Type: composite
* Path:
*

*/ public static final ca.uhn.fhir.rest.gclient.CompositeClientParam CONTEXT_TYPE_QUANTITY = new ca.uhn.fhir.rest.gclient.CompositeClientParam( SP_CONTEXT_TYPE_QUANTITY); /** * Search parameter: status *

* Description: The current status of the value set
* Type: token
* Path: ValueSet.status
*

*/ @SearchParamDefinition(name = "status", path = "ValueSet.status", description = "The current status of the value set", type = "token") public static final String SP_STATUS = "status"; /** * Fluent Client search parameter constant for status *

* Description: The current status of the value set
* Type: token
* Path: ValueSet.status
*

*/ public static final ca.uhn.fhir.rest.gclient.TokenClientParam STATUS = new ca.uhn.fhir.rest.gclient.TokenClientParam( SP_STATUS); }




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